161280490975

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{1823}}^1\times {\mathrm{58013}}^1$

素因数の和:59907

約数の個数: 24

約数和(自身を含む): 203381304192

約数和(自身を除く): 42100813217

約数列:

[1, 5, 25, 61, 305, 1525, 1823, 9115, 45575, 58013, 111203, 290065, 556015, 1450325, 2780075, 3538793, 17693965, 88469825, 105757699, 528788495, 2643942475, 6451219639, 32256098195, 161280490975]

約数ペア:

[(1, 161280490975), (5, 32256098195), (25, 6451219639), (61, 2643942475), (305, 528788495), (1525, 105757699), (1823, 88469825), (9115, 17693965), (45575, 3538793), (58013, 2780075), (111203, 1450325), (290065, 556015)]