394550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{607}}^1$

素因数の和:632

約数の個数: 24

約数和(自身を含む): 791616

約数和(自身を除く): 397066

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 607, 650, 1214, 3035, 6070, 7891, 15175, 15782, 30350, 39455, 78910, 197275, 394550]

約数ペア:

[(1, 394550), (2, 197275), (5, 78910), (10, 39455), (13, 30350), (25, 15782), (26, 15175), (50, 7891), (65, 6070), (130, 3035), (325, 1214), (607, 650)]