72881470

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1\times {\mathrm{317}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 133666848

約数和(自身を除く): 60785378

約数列:

[1, 2, 5, 10, 83, 166, 277, 317, 415, 554, 634, 830, 1385, 1585, 2770, 3170, 22991, 26311, 45982, 52622, 87809, 114955, 131555, 175618, 229910, 263110, 439045, 878090, 7288147, 14576294, 36440735, 72881470]

約数ペア:

[(1, 72881470), (2, 36440735), (5, 14576294), (10, 7288147), (83, 878090), (166, 439045), (277, 263110), (317, 229910), (415, 175618), (554, 131555), (634, 114955), (830, 87809), (1385, 52622), (1585, 45982), (2770, 26311), (3170, 22991)]