68238740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{4057}}^1$

素因数の和:4124

約数の個数: 36

約数和(自身を含む): 148449756

約数和(自身を除く): 80211016

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 3364, 4057, 4205, 8114, 8410, 16228, 16820, 20285, 40570, 81140, 117653, 235306, 470612, 588265, 1176530, 2353060, 3411937, 6823874, 13647748, 17059685, 34119370, 68238740]

約数ペア:

[(1, 68238740), (2, 34119370), (4, 17059685), (5, 13647748), (10, 6823874), (20, 3411937), (29, 2353060), (58, 1176530), (116, 588265), (145, 470612), (290, 235306), (580, 117653), (841, 81140), (1682, 40570), (3364, 20285), (4057, 16820), (4205, 16228), (8114, 8410)]