67890520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{99839}}^1$

素因数の和:99867

約数の個数: 32

約数和(自身を含む): 161740800

約数和(自身を除く): 93850280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 99839, 199678, 399356, 499195, 798712, 998390, 1697263, 1996780, 3394526, 3993560, 6789052, 8486315, 13578104, 16972630, 33945260, 67890520]

約数ペア:

[(1, 67890520), (2, 33945260), (4, 16972630), (5, 13578104), (8, 8486315), (10, 6789052), (17, 3993560), (20, 3394526), (34, 1996780), (40, 1697263), (68, 998390), (85, 798712), (136, 499195), (170, 399356), (340, 199678), (680, 99839)]