201441875

素因数分解:

$5^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:369

約数の個数: 40

約数和(自身を含む): 267814272

約数和(自身を除く): 66372397

約数列:

[1, 5, 25, 31, 37, 125, 155, 185, 281, 625, 775, 925, 1147, 1405, 3875, 4625, 5735, 7025, 8711, 10397, 19375, 23125, 28675, 35125, 43555, 51985, 143375, 175625, 217775, 259925, 322307, 716875, 1088875, 1299625, 1611535, 5444375, 6498125, 8057675, 40288375, 201441875]

約数ペア:

[(1, 201441875), (5, 40288375), (25, 8057675), (31, 6498125), (37, 5444375), (125, 1611535), (155, 1299625), (185, 1088875), (281, 716875), (625, 322307), (775, 259925), (925, 217775), (1147, 175625), (1405, 143375), (3875, 51985), (4625, 43555), (5735, 35125), (7025, 28675), (8711, 23125), (10397, 19375)]