82613825

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 121777920

約数和(自身を除く): 39164095

約数列:

[1, 5, 7, 25, 35, 61, 71, 109, 175, 305, 355, 427, 497, 545, 763, 1525, 1775, 2135, 2485, 2725, 3815, 4331, 6649, 7739, 10675, 12425, 19075, 21655, 30317, 33245, 38695, 46543, 54173, 108275, 151585, 166225, 193475, 232715, 270865, 472079, 757925, 1163575, 1354325, 2360395, 3304553, 11801975, 16522765, 82613825]

約数ペア:

[(1, 82613825), (5, 16522765), (7, 11801975), (25, 3304553), (35, 2360395), (61, 1354325), (71, 1163575), (109, 757925), (175, 472079), (305, 270865), (355, 232715), (427, 193475), (497, 166225), (545, 151585), (763, 108275), (1525, 54173), (1775, 46543), (2135, 38695), (2485, 33245), (2725, 30317), (3815, 21655), (4331, 19075), (6649, 12425), (7739, 10675)]