201590125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{541}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 275977728

約数和(自身を除く): 74387603

約数列:

[1, 5, 11, 25, 55, 125, 271, 275, 541, 1355, 1375, 2705, 2981, 5951, 6775, 13525, 14905, 29755, 33875, 67625, 74525, 146611, 148775, 372625, 733055, 743875, 1612721, 3665275, 8063605, 18326375, 40318025, 201590125]

約数ペア:

[(1, 201590125), (5, 40318025), (11, 18326375), (25, 8063605), (55, 3665275), (125, 1612721), (271, 743875), (275, 733055), (541, 372625), (1355, 148775), (1375, 146611), (2705, 74525), (2981, 67625), (5951, 33875), (6775, 29755), (13525, 14905)]