3250872920

素因数分解:

$2^3\times 5^1\times {\mathrm{81271823}}^1$

素因数の和:81271834

約数の個数: 16

約数和(自身を含む): 7314464160

約数和(自身を除く): 4063591240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 81271823, 162543646, 325087292, 406359115, 650174584, 812718230, 1625436460, 3250872920]

約数ペア:

[(1, 3250872920), (2, 1625436460), (4, 812718230), (5, 650174584), (8, 406359115), (10, 325087292), (20, 162543646), (40, 81271823)]