85665865

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 110140416

約数和(自身を除く): 24474551

約数列:

[1, 5, 31, 67, 73, 113, 155, 335, 365, 565, 2077, 2263, 3503, 4891, 7571, 8249, 10385, 11315, 17515, 24455, 37855, 41245, 151621, 234701, 255719, 552683, 758105, 1173505, 1278595, 2763415, 17133173, 85665865]

約数ペア:

[(1, 85665865), (5, 17133173), (31, 2763415), (67, 1278595), (73, 1173505), (113, 758105), (155, 552683), (335, 255719), (365, 234701), (565, 151621), (2077, 41245), (2263, 37855), (3503, 24455), (4891, 17515), (7571, 11315), (8249, 10385)]