161864496625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{86843}}^1$

素因数の和:86939

約数の個数: 64

約数和(自身を含む): 230635431936

約数和(自身を除く): 68770935311

約数列:

[1, 5, 13, 25, 31, 37, 65, 125, 155, 185, 325, 403, 481, 775, 925, 1147, 1625, 2015, 2405, 3875, 4625, 5735, 10075, 12025, 14911, 28675, 50375, 60125, 74555, 86843, 143375, 372775, 434215, 1128959, 1863875, 2171075, 2692133, 3213191, 5644795, 10855375, 13460665, 16065955, 28223975, 34997729, 41771483, 67303325, 80329775, 99608921, 141119875, 174988645, 208857415, 336516625, 401648875, 498044605, 874943225, 1044287075, 1294915973, 2490223025, 4374716125, 5221435375, 6474579865, 12451115125, 32372899325, 161864496625]

約数ペア:

[(1, 161864496625), (5, 32372899325), (13, 12451115125), (25, 6474579865), (31, 5221435375), (37, 4374716125), (65, 2490223025), (125, 1294915973), (155, 1044287075), (185, 874943225), (325, 498044605), (403, 401648875), (481, 336516625), (775, 208857415), (925, 174988645), (1147, 141119875), (1625, 99608921), (2015, 80329775), (2405, 67303325), (3875, 41771483), (4625, 34997729), (5735, 28223975), (10075, 16065955), (12025, 13460665), (14911, 10855375), (28675, 5644795), (50375, 3213191), (60125, 2692133), (74555, 2171075), (86843, 1863875), (143375, 1128959), (372775, 434215)]