72857625

素因数分解:

$3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 128044800

約数和(自身を除く): 55187175

約数列:

[1, 3, 5, 15, 25, 37, 59, 75, 89, 111, 125, 177, 185, 267, 295, 375, 445, 555, 885, 925, 1335, 1475, 2183, 2225, 2775, 3293, 4425, 4625, 5251, 6549, 6675, 7375, 9879, 10915, 11125, 13875, 15753, 16465, 22125, 26255, 32745, 33375, 49395, 54575, 78765, 82325, 131275, 163725, 194287, 246975, 272875, 393825, 411625, 582861, 656375, 818625, 971435, 1234875, 1969125, 2914305, 4857175, 14571525, 24285875, 72857625]

約数ペア:

[(1, 72857625), (3, 24285875), (5, 14571525), (15, 4857175), (25, 2914305), (37, 1969125), (59, 1234875), (75, 971435), (89, 818625), (111, 656375), (125, 582861), (177, 411625), (185, 393825), (267, 272875), (295, 246975), (375, 194287), (445, 163725), (555, 131275), (885, 82325), (925, 78765), (1335, 54575), (1475, 49395), (2183, 33375), (2225, 32745), (2775, 26255), (3293, 22125), (4425, 16465), (4625, 15753), (5251, 13875), (6549, 11125), (6675, 10915), (7375, 9879)]