51985380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1663}}^1$

素因数の和:2196

約数の個数: 48

約数和(自身を含む): 145926144

約数和(自身を除く): 93940764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 521, 1042, 1563, 1663, 2084, 2605, 3126, 3326, 4989, 5210, 6252, 6652, 7815, 8315, 9978, 10420, 15630, 16630, 19956, 24945, 31260, 33260, 49890, 99780, 866423, 1732846, 2599269, 3465692, 4332115, 5198538, 8664230, 10397076, 12996345, 17328460, 25992690, 51985380]

約数ペア:

[(1, 51985380), (2, 25992690), (3, 17328460), (4, 12996345), (5, 10397076), (6, 8664230), (10, 5198538), (12, 4332115), (15, 3465692), (20, 2599269), (30, 1732846), (60, 866423), (521, 99780), (1042, 49890), (1563, 33260), (1663, 31260), (2084, 24945), (2605, 19956), (3126, 16630), (3326, 15630), (4989, 10420), (5210, 9978), (6252, 8315), (6652, 7815)]