745242625

素因数分解:

$5^3\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{641}}^1$

素因数の和:858

約数の個数: 32

約数和(自身を含む): 951844608

約数和(自身を除く): 206601983

約数列:

[1, 5, 25, 71, 125, 131, 355, 641, 655, 1775, 3205, 3275, 8875, 9301, 16025, 16375, 45511, 46505, 80125, 83971, 227555, 232525, 419855, 1137775, 1162625, 2099275, 5688875, 5961941, 10496375, 29809705, 149048525, 745242625]

約数ペア:

[(1, 745242625), (5, 149048525), (25, 29809705), (71, 10496375), (125, 5961941), (131, 5688875), (355, 2099275), (641, 1162625), (655, 1137775), (1775, 419855), (3205, 232525), (3275, 227555), (8875, 83971), (9301, 80125), (16025, 46505), (16375, 45511)]