15972019925

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{647}}^1\times {\mathrm{11897}}^1$

素因数の和:12637

約数の個数: 24

約数和(自身を含む): 20076590016

約数和(自身を除く): 4104570091

約数列:

[1, 5, 25, 83, 415, 647, 2075, 3235, 11897, 16175, 53701, 59485, 268505, 297425, 987451, 1342525, 4937255, 7697359, 24686275, 38486795, 192433975, 638880797, 3194403985, 15972019925]

約数ペア:

[(1, 15972019925), (5, 3194403985), (25, 638880797), (83, 192433975), (415, 38486795), (647, 24686275), (2075, 7697359), (3235, 4937255), (11897, 1342525), (16175, 987451), (53701, 297425), (59485, 268505)]