90131725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6121}}^1$

素因数の和:6181

約数の個数: 24

約数和(自身を含む): 121460480

約数和(自身を除く): 31328755

約数列:

[1, 5, 19, 25, 31, 95, 155, 475, 589, 775, 2945, 6121, 14725, 30605, 116299, 153025, 189751, 581495, 948755, 2907475, 3605269, 4743775, 18026345, 90131725]

約数ペア:

[(1, 90131725), (5, 18026345), (19, 4743775), (25, 3605269), (31, 2907475), (95, 948755), (155, 581495), (475, 189751), (589, 153025), (775, 116299), (2945, 30605), (6121, 14725)]