25940320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 192

約数和(自身を含む): 78382080

約数和(自身を除く): 52441760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 28, 32, 35, 38, 40, 46, 53, 56, 70, 76, 80, 92, 95, 106, 112, 115, 133, 140, 152, 160, 161, 184, 190, 212, 224, 230, 265, 266, 280, 304, 322, 368, 371, 380, 424, 437, 460, 530, 532, 560, 608, 644, 665, 736, 742, 760, 805, 848, 874, 920, 1007, 1060, 1064, 1120, 1219, 1288, 1330, 1484, 1520, 1610, 1696, 1748, 1840, 1855, 2014, 2120, 2128, 2185, 2438, 2576, 2660, 2968, 3040, 3059, 3220, 3496, 3680, 3710, 4028, 4240, 4256, 4370, 4876, 5035, 5152, 5320, 5936, 6095, 6118, 6440, 6992, 7049, 7420, 8056, 8480, 8533, 8740, 9752, 10070, 10640, 11872, 12190, 12236, 12880, 13984, 14098, 14840, 15295, 16112, 17066, 17480, 19504, 20140, 21280, 23161, 24380, 24472, 25760, 28196, 29680, 30590, 32224, 34132, 34960, 35245, 39008, 40280, 42665, 46322, 48760, 48944, 56392, 59360, 61180, 68264, 69920, 70490, 80560, 85330, 92644, 97520, 97888, 112784, 115805, 122360, 136528, 140980, 161120, 162127, 170660, 185288, 195040, 225568, 231610, 244720, 273056, 281960, 324254, 341320, 370576, 463220, 489440, 563920, 648508, 682640, 741152, 810635, 926440, 1127840, 1297016, 1365280, 1621270, 1852880, 2594032, 3242540, 3705760, 5188064, 6485080, 12970160, 25940320]

約数ペア:

[(1, 25940320), (2, 12970160), (4, 6485080), (5, 5188064), (7, 3705760), (8, 3242540), (10, 2594032), (14, 1852880), (16, 1621270), (19, 1365280), (20, 1297016), (23, 1127840), (28, 926440), (32, 810635), (35, 741152), (38, 682640), (40, 648508), (46, 563920), (53, 489440), (56, 463220), (70, 370576), (76, 341320), (80, 324254), (92, 281960), (95, 273056), (106, 244720), (112, 231610), (115, 225568), (133, 195040), (140, 185288), (152, 170660), (160, 162127), (161, 161120), (184, 140980), (190, 136528), (212, 122360), (224, 115805), (230, 112784), (265, 97888), (266, 97520), (280, 92644), (304, 85330), (322, 80560), (368, 70490), (371, 69920), (380, 68264), (424, 61180), (437, 59360), (460, 56392), (530, 48944), (532, 48760), (560, 46322), (608, 42665), (644, 40280), (665, 39008), (736, 35245), (742, 34960), (760, 34132), (805, 32224), (848, 30590), (874, 29680), (920, 28196), (1007, 25760), (1060, 24472), (1064, 24380), (1120, 23161), (1219, 21280), (1288, 20140), (1330, 19504), (1484, 17480), (1520, 17066), (1610, 16112), (1696, 15295), (1748, 14840), (1840, 14098), (1855, 13984), (2014, 12880), (2120, 12236), (2128, 12190), (2185, 11872), (2438, 10640), (2576, 10070), (2660, 9752), (2968, 8740), (3040, 8533), (3059, 8480), (3220, 8056), (3496, 7420), (3680, 7049), (3710, 6992), (4028, 6440), (4240, 6118), (4256, 6095), (4370, 5936), (4876, 5320), (5035, 5152)]