68997560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101467}}^1$

素因数の和:101495

約数の個数: 32

約数和(自身を含む): 164378160

約数和(自身を除く): 95380600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 101467, 202934, 405868, 507335, 811736, 1014670, 1724939, 2029340, 3449878, 4058680, 6899756, 8624695, 13799512, 17249390, 34498780, 68997560]

約数ペア:

[(1, 68997560), (2, 34498780), (4, 17249390), (5, 13799512), (8, 8624695), (10, 6899756), (17, 4058680), (20, 3449878), (34, 2029340), (40, 1724939), (68, 1014670), (85, 811736), (136, 507335), (170, 405868), (340, 202934), (680, 101467)]