25145360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:336

約数の個数: 80

約数和(自身を含む): 62674560

約数和(自身を除く): 37529200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 71, 76, 80, 95, 142, 152, 190, 233, 284, 304, 355, 380, 466, 568, 710, 760, 932, 1136, 1165, 1349, 1420, 1520, 1864, 2330, 2698, 2840, 3728, 4427, 4660, 5396, 5680, 6745, 8854, 9320, 10792, 13490, 16543, 17708, 18640, 21584, 22135, 26980, 33086, 35416, 44270, 53960, 66172, 70832, 82715, 88540, 107920, 132344, 165430, 177080, 264688, 314317, 330860, 354160, 628634, 661720, 1257268, 1323440, 1571585, 2514536, 3143170, 5029072, 6286340, 12572680, 25145360]

約数ペア:

[(1, 25145360), (2, 12572680), (4, 6286340), (5, 5029072), (8, 3143170), (10, 2514536), (16, 1571585), (19, 1323440), (20, 1257268), (38, 661720), (40, 628634), (71, 354160), (76, 330860), (80, 314317), (95, 264688), (142, 177080), (152, 165430), (190, 132344), (233, 107920), (284, 88540), (304, 82715), (355, 70832), (380, 66172), (466, 53960), (568, 44270), (710, 35416), (760, 33086), (932, 26980), (1136, 22135), (1165, 21584), (1349, 18640), (1420, 17708), (1520, 16543), (1864, 13490), (2330, 10792), (2698, 9320), (2840, 8854), (3728, 6745), (4427, 5680), (4660, 5396)]