90654625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1153}}^1$

素因数の和:1222

約数の個数: 32

約数和(自身を含む): 123136416

約数和(自身を除く): 32481791

約数列:

[1, 5, 17, 25, 37, 85, 125, 185, 425, 629, 925, 1153, 2125, 3145, 4625, 5765, 15725, 19601, 28825, 42661, 78625, 98005, 144125, 213305, 490025, 725237, 1066525, 2450125, 3626185, 5332625, 18130925, 90654625]

約数ペア:

[(1, 90654625), (5, 18130925), (17, 5332625), (25, 3626185), (37, 2450125), (85, 1066525), (125, 725237), (185, 490025), (425, 213305), (629, 144125), (925, 98005), (1153, 78625), (2125, 42661), (3145, 28825), (4625, 19601), (5765, 15725)]