212925700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{163789}}^1$

素因数の和:163816

約数の個数: 36

約数和(自身を含む): 497594020

約数和(自身を除く): 284668320

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 163789, 327578, 655156, 818945, 1637890, 2129257, 3275780, 4094725, 4258514, 8189450, 8517028, 10646285, 16378900, 21292570, 42585140, 53231425, 106462850, 212925700]

約数ペア:

[(1, 212925700), (2, 106462850), (4, 53231425), (5, 42585140), (10, 21292570), (13, 16378900), (20, 10646285), (25, 8517028), (26, 8189450), (50, 4258514), (52, 4094725), (65, 3275780), (100, 2129257), (130, 1637890), (260, 818945), (325, 655156), (650, 327578), (1300, 163789)]