25312560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:116

約数の個数: 320

約数和(自身を含む): 103326720

約数和(自身を除く): 78014160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 48, 52, 56, 57, 60, 61, 65, 70, 76, 78, 80, 84, 91, 95, 104, 105, 112, 114, 120, 122, 130, 133, 140, 152, 156, 168, 182, 183, 190, 195, 208, 210, 228, 240, 244, 247, 260, 266, 273, 280, 285, 304, 305, 312, 336, 364, 366, 380, 390, 399, 420, 427, 455, 456, 488, 494, 520, 532, 546, 560, 570, 610, 624, 665, 728, 732, 741, 760, 780, 793, 798, 840, 854, 910, 912, 915, 976, 988, 1040, 1064, 1092, 1140, 1159, 1220, 1235, 1281, 1330, 1365, 1456, 1464, 1482, 1520, 1560, 1586, 1596, 1680, 1708, 1729, 1820, 1830, 1976, 1995, 2128, 2135, 2184, 2280, 2318, 2379, 2440, 2470, 2562, 2660, 2730, 2928, 2964, 3120, 3172, 3192, 3416, 3458, 3477, 3640, 3660, 3705, 3952, 3965, 3990, 4270, 4368, 4560, 4636, 4758, 4880, 4940, 5124, 5187, 5320, 5460, 5551, 5795, 5928, 6344, 6384, 6405, 6832, 6916, 6954, 7280, 7320, 7410, 7930, 7980, 8113, 8540, 8645, 9272, 9516, 9880, 10248, 10374, 10640, 10920, 11102, 11590, 11856, 11895, 12688, 12810, 13832, 13908, 14640, 14820, 15067, 15860, 15960, 16226, 16653, 17080, 17290, 17385, 18544, 19032, 19760, 20496, 20748, 21840, 22204, 23180, 23790, 24339, 25620, 25935, 27664, 27755, 27816, 29640, 30134, 31720, 31920, 32452, 33306, 34160, 34580, 34770, 38064, 40565, 41496, 44408, 45201, 46360, 47580, 48678, 51240, 51870, 55510, 55632, 59280, 60268, 63440, 64904, 66612, 69160, 69540, 75335, 81130, 82992, 83265, 88816, 90402, 92720, 95160, 97356, 102480, 103740, 105469, 111020, 120536, 121695, 129808, 133224, 138320, 139080, 150670, 162260, 166530, 180804, 190320, 194712, 207480, 210938, 222040, 226005, 241072, 243390, 266448, 278160, 301340, 316407, 324520, 333060, 361608, 389424, 414960, 421876, 444080, 452010, 486780, 527345, 602680, 632814, 649040, 666120, 723216, 843752, 904020, 973560, 1054690, 1205360, 1265628, 1332240, 1582035, 1687504, 1808040, 1947120, 2109380, 2531256, 3164070, 3616080, 4218760, 5062512, 6328140, 8437520, 12656280, 25312560]

約数ペア:

[(1, 25312560), (2, 12656280), (3, 8437520), (4, 6328140), (5, 5062512), (6, 4218760), (7, 3616080), (8, 3164070), (10, 2531256), (12, 2109380), (13, 1947120), (14, 1808040), (15, 1687504), (16, 1582035), (19, 1332240), (20, 1265628), (21, 1205360), (24, 1054690), (26, 973560), (28, 904020), (30, 843752), (35, 723216), (38, 666120), (39, 649040), (40, 632814), (42, 602680), (48, 527345), (52, 486780), (56, 452010), (57, 444080), (60, 421876), (61, 414960), (65, 389424), (70, 361608), (76, 333060), (78, 324520), (80, 316407), (84, 301340), (91, 278160), (95, 266448), (104, 243390), (105, 241072), (112, 226005), (114, 222040), (120, 210938), (122, 207480), (130, 194712), (133, 190320), (140, 180804), (152, 166530), (156, 162260), (168, 150670), (182, 139080), (183, 138320), (190, 133224), (195, 129808), (208, 121695), (210, 120536), (228, 111020), (240, 105469), (244, 103740), (247, 102480), (260, 97356), (266, 95160), (273, 92720), (280, 90402), (285, 88816), (304, 83265), (305, 82992), (312, 81130), (336, 75335), (364, 69540), (366, 69160), (380, 66612), (390, 64904), (399, 63440), (420, 60268), (427, 59280), (455, 55632), (456, 55510), (488, 51870), (494, 51240), (520, 48678), (532, 47580), (546, 46360), (560, 45201), (570, 44408), (610, 41496), (624, 40565), (665, 38064), (728, 34770), (732, 34580), (741, 34160), (760, 33306), (780, 32452), (793, 31920), (798, 31720), (840, 30134), (854, 29640), (910, 27816), (912, 27755), (915, 27664), (976, 25935), (988, 25620), (1040, 24339), (1064, 23790), (1092, 23180), (1140, 22204), (1159, 21840), (1220, 20748), (1235, 20496), (1281, 19760), (1330, 19032), (1365, 18544), (1456, 17385), (1464, 17290), (1482, 17080), (1520, 16653), (1560, 16226), (1586, 15960), (1596, 15860), (1680, 15067), (1708, 14820), (1729, 14640), (1820, 13908), (1830, 13832), (1976, 12810), (1995, 12688), (2128, 11895), (2135, 11856), (2184, 11590), (2280, 11102), (2318, 10920), (2379, 10640), (2440, 10374), (2470, 10248), (2562, 9880), (2660, 9516), (2730, 9272), (2928, 8645), (2964, 8540), (3120, 8113), (3172, 7980), (3192, 7930), (3416, 7410), (3458, 7320), (3477, 7280), (3640, 6954), (3660, 6916), (3705, 6832), (3952, 6405), (3965, 6384), (3990, 6344), (4270, 5928), (4368, 5795), (4560, 5551), (4636, 5460), (4758, 5320), (4880, 5187), (4940, 5124)]