66140080

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2693}}^1$

素因数の和:3013

約数の個数: 40

約数和(自身を含む): 154333872

約数和(自身を除く): 88193792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 614, 1228, 1535, 2456, 2693, 3070, 4912, 5386, 6140, 10772, 12280, 13465, 21544, 24560, 26930, 43088, 53860, 107720, 215440, 826751, 1653502, 3307004, 4133755, 6614008, 8267510, 13228016, 16535020, 33070040, 66140080]

約数ペア:

[(1, 66140080), (2, 33070040), (4, 16535020), (5, 13228016), (8, 8267510), (10, 6614008), (16, 4133755), (20, 3307004), (40, 1653502), (80, 826751), (307, 215440), (614, 107720), (1228, 53860), (1535, 43088), (2456, 26930), (2693, 24560), (3070, 21544), (4912, 13465), (5386, 12280), (6140, 10772)]