68926840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101363}}^1$

素因数の和:101391

約数の個数: 32

約数和(自身を含む): 164209680

約数和(自身を除く): 95282840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 101363, 202726, 405452, 506815, 810904, 1013630, 1723171, 2027260, 3446342, 4054520, 6892684, 8615855, 13785368, 17231710, 34463420, 68926840]

約数ペア:

[(1, 68926840), (2, 34463420), (4, 17231710), (5, 13785368), (8, 8615855), (10, 6892684), (17, 4054520), (20, 3446342), (34, 2027260), (40, 1723171), (68, 1013630), (85, 810904), (136, 506815), (170, 405452), (340, 202726), (680, 101363)]