25303440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:245

約数の個数: 160

約数和(自身を含む): 85708800

約数和(自身を除く): 60405360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 38, 40, 48, 57, 60, 62, 76, 80, 93, 95, 114, 120, 124, 152, 155, 179, 186, 190, 228, 240, 248, 285, 304, 310, 358, 372, 380, 456, 465, 496, 537, 570, 589, 620, 716, 744, 760, 895, 912, 930, 1074, 1140, 1178, 1240, 1432, 1488, 1520, 1767, 1790, 1860, 2148, 2280, 2356, 2480, 2685, 2864, 2945, 3401, 3534, 3580, 3720, 4296, 4560, 4712, 5370, 5549, 5890, 6802, 7068, 7160, 7440, 8592, 8835, 9424, 10203, 10740, 11098, 11780, 13604, 14136, 14320, 16647, 17005, 17670, 20406, 21480, 22196, 23560, 27208, 27745, 28272, 33294, 34010, 35340, 40812, 42960, 44392, 47120, 51015, 54416, 55490, 66588, 68020, 70680, 81624, 83235, 88784, 102030, 105431, 110980, 133176, 136040, 141360, 163248, 166470, 204060, 210862, 221960, 266352, 272080, 316293, 332940, 408120, 421724, 443920, 527155, 632586, 665880, 816240, 843448, 1054310, 1265172, 1331760, 1581465, 1686896, 2108620, 2530344, 3162930, 4217240, 5060688, 6325860, 8434480, 12651720, 25303440]

約数ペア:

[(1, 25303440), (2, 12651720), (3, 8434480), (4, 6325860), (5, 5060688), (6, 4217240), (8, 3162930), (10, 2530344), (12, 2108620), (15, 1686896), (16, 1581465), (19, 1331760), (20, 1265172), (24, 1054310), (30, 843448), (31, 816240), (38, 665880), (40, 632586), (48, 527155), (57, 443920), (60, 421724), (62, 408120), (76, 332940), (80, 316293), (93, 272080), (95, 266352), (114, 221960), (120, 210862), (124, 204060), (152, 166470), (155, 163248), (179, 141360), (186, 136040), (190, 133176), (228, 110980), (240, 105431), (248, 102030), (285, 88784), (304, 83235), (310, 81624), (358, 70680), (372, 68020), (380, 66588), (456, 55490), (465, 54416), (496, 51015), (537, 47120), (570, 44392), (589, 42960), (620, 40812), (716, 35340), (744, 34010), (760, 33294), (895, 28272), (912, 27745), (930, 27208), (1074, 23560), (1140, 22196), (1178, 21480), (1240, 20406), (1432, 17670), (1488, 17005), (1520, 16647), (1767, 14320), (1790, 14136), (1860, 13604), (2148, 11780), (2280, 11098), (2356, 10740), (2480, 10203), (2685, 9424), (2864, 8835), (2945, 8592), (3401, 7440), (3534, 7160), (3580, 7068), (3720, 6802), (4296, 5890), (4560, 5549), (4712, 5370)]