85456405

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{1931}}^1$

素因数の和:2156

約数の個数: 16

約数和(自身を含む): 105162624

約数和(自身を除く): 19706219

約数列:

[1, 5, 53, 167, 265, 835, 1931, 8851, 9655, 44255, 102343, 322477, 511715, 1612385, 17091281, 85456405]

約数ペア:

[(1, 85456405), (5, 17091281), (53, 1612385), (167, 511715), (265, 322477), (835, 102343), (1931, 44255), (8851, 9655)]