57145225

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:234

約数の個数: 36

約数和(自身を含む): 77143500

約数和(自身を除く): 19998275

約数列:

[1, 5, 23, 25, 29, 115, 145, 149, 529, 575, 667, 725, 745, 2645, 3335, 3427, 3725, 4321, 13225, 15341, 16675, 17135, 21605, 76705, 78821, 85675, 99383, 108025, 383525, 394105, 496915, 1970525, 2285809, 2484575, 11429045, 57145225]

約数ペア:

[(1, 57145225), (5, 11429045), (23, 2484575), (25, 2285809), (29, 1970525), (115, 496915), (145, 394105), (149, 383525), (529, 108025), (575, 99383), (667, 85675), (725, 78821), (745, 76705), (2645, 21605), (3335, 17135), (3427, 16675), (3725, 15341), (4321, 13225)]