68972080

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{16267}}^1$

素因数の和:16333

約数の個数: 40

約数和(自身を含む): 163395792

約数和(自身を除く): 94423712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 16267, 32534, 65068, 81335, 130136, 162670, 260272, 325340, 650680, 862151, 1301360, 1724302, 3448604, 4310755, 6897208, 8621510, 13794416, 17243020, 34486040, 68972080]

約数ペア:

[(1, 68972080), (2, 34486040), (4, 17243020), (5, 13794416), (8, 8621510), (10, 6897208), (16, 4310755), (20, 3448604), (40, 1724302), (53, 1301360), (80, 862151), (106, 650680), (212, 325340), (265, 260272), (424, 162670), (530, 130136), (848, 81335), (1060, 65068), (2120, 32534), (4240, 16267)]