4069779995

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1\times {\mathrm{431}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 5050791936

約数和(自身を除く): 981011941

約数列:

[1, 5, 67, 71, 335, 355, 397, 431, 1985, 2155, 4757, 23785, 26599, 28187, 28877, 30601, 132995, 140935, 144385, 153005, 171107, 855535, 1888529, 2050267, 9442645, 10251335, 11464169, 12148597, 57320845, 60742985, 813955999, 4069779995]

約数ペア:

[(1, 4069779995), (5, 813955999), (67, 60742985), (71, 57320845), (335, 12148597), (355, 11464169), (397, 10251335), (431, 9442645), (1985, 2050267), (2155, 1888529), (4757, 855535), (23785, 171107), (26599, 153005), (28187, 144385), (28877, 140935), (30601, 132995)]