63242920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{121621}}^1$

素因数の和:121645

約数の個数: 32

約数和(自身を含む): 153243720

約数和(自身を除く): 90000800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 121621, 243242, 486484, 608105, 972968, 1216210, 1581073, 2432420, 3162146, 4864840, 6324292, 7905365, 12648584, 15810730, 31621460, 63242920]

約数ペア:

[(1, 63242920), (2, 31621460), (4, 15810730), (5, 12648584), (8, 7905365), (10, 6324292), (13, 4864840), (20, 3162146), (26, 2432420), (40, 1581073), (52, 1216210), (65, 972968), (104, 608105), (130, 486484), (260, 243242), (520, 121621)]