68762440

素因数分解:

$2^3\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{1697}}^1$

素因数の和:2721

約数の個数: 32

約数和(自身を含む): 154959480

約数和(自身を除く): 86197040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1013, 1697, 2026, 3394, 4052, 5065, 6788, 8104, 8485, 10130, 13576, 16970, 20260, 33940, 40520, 67880, 1719061, 3438122, 6876244, 8595305, 13752488, 17190610, 34381220, 68762440]

約数ペア:

[(1, 68762440), (2, 34381220), (4, 17190610), (5, 13752488), (8, 8595305), (10, 6876244), (20, 3438122), (40, 1719061), (1013, 67880), (1697, 40520), (2026, 33940), (3394, 20260), (4052, 16970), (5065, 13576), (6788, 10130), (8104, 8485)]