816053570

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{757}}^1$

素因数の和:939

約数の個数: 64

約数和(自身を含む): 1584887040

約数和(自身を除く): 768833470

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 109, 115, 215, 218, 230, 430, 545, 757, 989, 1090, 1514, 1978, 2507, 3785, 4687, 4945, 5014, 7570, 9374, 9890, 12535, 17411, 23435, 25070, 32551, 34822, 46870, 65102, 82513, 87055, 107801, 162755, 165026, 174110, 215602, 325510, 412565, 539005, 748673, 825130, 1078010, 1497346, 1897799, 3548059, 3743365, 3795598, 7096118, 7486730, 9488995, 17740295, 18977990, 35480590, 81605357, 163210714, 408026785, 816053570]

約数ペア:

[(1, 816053570), (2, 408026785), (5, 163210714), (10, 81605357), (23, 35480590), (43, 18977990), (46, 17740295), (86, 9488995), (109, 7486730), (115, 7096118), (215, 3795598), (218, 3743365), (230, 3548059), (430, 1897799), (545, 1497346), (757, 1078010), (989, 825130), (1090, 748673), (1514, 539005), (1978, 412565), (2507, 325510), (3785, 215602), (4687, 174110), (4945, 165026), (5014, 162755), (7570, 107801), (9374, 87055), (9890, 82513), (12535, 65102), (17411, 46870), (23435, 34822), (25070, 32551)]