65938014740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{815459}}^1$

素因数の和:815792

約数の個数: 48

約数和(自身を含む): 149601029760

約数和(自身を除く): 83663015020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 311, 622, 1244, 1555, 3110, 4043, 6220, 8086, 16172, 20215, 40430, 80860, 815459, 1630918, 3261836, 4077295, 8154590, 10600967, 16309180, 21201934, 42403868, 53004835, 106009670, 212019340, 253607749, 507215498, 1014430996, 1268038745, 2536077490, 3296900737, 5072154980, 6593801474, 13187602948, 16484503685, 32969007370, 65938014740]

約数ペア:

[(1, 65938014740), (2, 32969007370), (4, 16484503685), (5, 13187602948), (10, 6593801474), (13, 5072154980), (20, 3296900737), (26, 2536077490), (52, 1268038745), (65, 1014430996), (130, 507215498), (260, 253607749), (311, 212019340), (622, 106009670), (1244, 53004835), (1555, 42403868), (3110, 21201934), (4043, 16309180), (6220, 10600967), (8086, 8154590), (16172, 4077295), (20215, 3261836), (40430, 1630918), (80860, 815459)]