201511325

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{1151}}^1$

素因数の和:1357

約数の個数: 24

約数和(自身を含む): 257126400

約数和(自身を除く): 55615075

約数列:

[1, 5, 25, 47, 149, 235, 745, 1151, 1175, 3725, 5755, 7003, 28775, 35015, 54097, 171499, 175075, 270485, 857495, 1352425, 4287475, 8060453, 40302265, 201511325]

約数ペア:

[(1, 201511325), (5, 40302265), (25, 8060453), (47, 4287475), (149, 1352425), (235, 857495), (745, 270485), (1151, 175075), (1175, 171499), (3725, 54097), (5755, 35015), (7003, 28775)]