64676940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{2069}}^1$

素因数の和:2602

約数の個数: 48

約数和(自身を含む): 181530720

約数和(自身を除く): 116853780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 521, 1042, 1563, 2069, 2084, 2605, 3126, 4138, 5210, 6207, 6252, 7815, 8276, 10345, 10420, 12414, 15630, 20690, 24828, 31035, 31260, 41380, 62070, 124140, 1077949, 2155898, 3233847, 4311796, 5389745, 6467694, 10779490, 12935388, 16169235, 21558980, 32338470, 64676940]

約数ペア:

[(1, 64676940), (2, 32338470), (3, 21558980), (4, 16169235), (5, 12935388), (6, 10779490), (10, 6467694), (12, 5389745), (15, 4311796), (20, 3233847), (30, 2155898), (60, 1077949), (521, 124140), (1042, 62070), (1563, 41380), (2069, 31260), (2084, 31035), (2605, 24828), (3126, 20690), (4138, 15630), (5210, 12414), (6207, 10420), (6252, 10345), (7815, 8276)]