25128550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:130

約数の個数: 72

約数和(自身を含む): 52077024

約数和(自身を除く): 26948474

約数列:

[1, 2, 5, 10, 17, 25, 34, 37, 47, 50, 74, 85, 94, 170, 185, 235, 289, 370, 425, 470, 578, 629, 799, 850, 925, 1175, 1258, 1445, 1598, 1739, 1850, 2350, 2890, 3145, 3478, 3995, 6290, 7225, 7990, 8695, 10693, 13583, 14450, 15725, 17390, 19975, 21386, 27166, 29563, 31450, 39950, 43475, 53465, 59126, 67915, 86950, 106930, 135830, 147815, 267325, 295630, 339575, 502571, 534650, 679150, 739075, 1005142, 1478150, 2512855, 5025710, 12564275, 25128550]

約数ペア:

[(1, 25128550), (2, 12564275), (5, 5025710), (10, 2512855), (17, 1478150), (25, 1005142), (34, 739075), (37, 679150), (47, 534650), (50, 502571), (74, 339575), (85, 295630), (94, 267325), (170, 147815), (185, 135830), (235, 106930), (289, 86950), (370, 67915), (425, 59126), (470, 53465), (578, 43475), (629, 39950), (799, 31450), (850, 29563), (925, 27166), (1175, 21386), (1258, 19975), (1445, 17390), (1598, 15725), (1739, 14450), (1850, 13583), (2350, 10693), (2890, 8695), (3145, 7990), (3478, 7225), (3995, 6290)]