128851175

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{9743}}^1$

素因数の和:9799

約数の個数: 18

約数和(自身を含む): 167041392

約数和(自身を除く): 38190217

約数列:

[1, 5, 23, 25, 115, 529, 575, 2645, 9743, 13225, 48715, 224089, 243575, 1120445, 5154047, 5602225, 25770235, 128851175]

約数ペア:

[(1, 128851175), (5, 25770235), (23, 5602225), (25, 5154047), (115, 1120445), (529, 243575), (575, 224089), (2645, 48715), (9743, 13225)]