84018280

素因数分解:

$2^3\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{1627}}^1$

素因数の和:2929

約数の個数: 32

約数和(自身を含む): 189303840

約数和(自身を除く): 105285560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1291, 1627, 2582, 3254, 5164, 6455, 6508, 8135, 10328, 12910, 13016, 16270, 25820, 32540, 51640, 65080, 2100457, 4200914, 8401828, 10502285, 16803656, 21004570, 42009140, 84018280]

約数ペア:

[(1, 84018280), (2, 42009140), (4, 21004570), (5, 16803656), (8, 10502285), (10, 8401828), (20, 4200914), (40, 2100457), (1291, 65080), (1627, 51640), (2582, 32540), (3254, 25820), (5164, 16270), (6455, 13016), (6508, 12910), (8135, 10328)]