156914680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{301759}}^1$

素因数の和:301783

約数の個数: 32

約数和(自身を含む): 380217600

約数和(自身を除く): 223302920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 301759, 603518, 1207036, 1508795, 2414072, 3017590, 3922867, 6035180, 7845734, 12070360, 15691468, 19614335, 31382936, 39228670, 78457340, 156914680]

約数ペア:

[(1, 156914680), (2, 78457340), (4, 39228670), (5, 31382936), (8, 19614335), (10, 15691468), (13, 12070360), (20, 7845734), (26, 6035180), (40, 3922867), (52, 3017590), (65, 2414072), (104, 1508795), (130, 1207036), (260, 603518), (520, 301759)]