68289560

素因数分解:

$2^3\times 5^1\times {\mathrm{617}}^1\times {\mathrm{2767}}^1$

素因数の和:3395

約数の個数: 32

約数和(自身を含む): 153956160

約数和(自身を除く): 85666600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 617, 1234, 2468, 2767, 3085, 4936, 5534, 6170, 11068, 12340, 13835, 22136, 24680, 27670, 55340, 110680, 1707239, 3414478, 6828956, 8536195, 13657912, 17072390, 34144780, 68289560]

約数ペア:

[(1, 68289560), (2, 34144780), (4, 17072390), (5, 13657912), (8, 8536195), (10, 6828956), (20, 3414478), (40, 1707239), (617, 110680), (1234, 55340), (2468, 27670), (2767, 24680), (3085, 22136), (4936, 13835), (5534, 12340), (6170, 11068)]