2008657625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{2753}}^1$

素因数の和:3230

約数の個数: 32

約数和(自身を含む): 2706631200

約数和(自身を除く): 697973575

約数列:

[1, 5, 13, 25, 65, 125, 325, 449, 1625, 2245, 2753, 5837, 11225, 13765, 29185, 35789, 56125, 68825, 145925, 178945, 344125, 729625, 894725, 1236097, 4473625, 6180485, 16069261, 30902425, 80346305, 154512125, 401731525, 2008657625]

約数ペア:

[(1, 2008657625), (5, 401731525), (13, 154512125), (25, 80346305), (65, 30902425), (125, 16069261), (325, 6180485), (449, 4473625), (1625, 1236097), (2245, 894725), (2753, 729625), (5837, 344125), (11225, 178945), (13765, 145925), (29185, 68825), (35789, 56125)]