85412560

素因数分解:

$2^4\times 5^1\times {\mathrm{827}}^1\times {\mathrm{1291}}^1$

素因数の和:2131

約数の個数: 40

約数和(自身を含む): 198978336

約数和(自身を除く): 113565776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 827, 1291, 1654, 2582, 3308, 4135, 5164, 6455, 6616, 8270, 10328, 12910, 13232, 16540, 20656, 25820, 33080, 51640, 66160, 103280, 1067657, 2135314, 4270628, 5338285, 8541256, 10676570, 17082512, 21353140, 42706280, 85412560]

約数ペア:

[(1, 85412560), (2, 42706280), (4, 21353140), (5, 17082512), (8, 10676570), (10, 8541256), (16, 5338285), (20, 4270628), (40, 2135314), (80, 1067657), (827, 103280), (1291, 66160), (1654, 51640), (2582, 33080), (3308, 25820), (4135, 20656), (5164, 16540), (6455, 13232), (6616, 12910), (8270, 10328)]