128857150

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{88867}}^1$

素因数の和:88908

約数の個数: 24

約数和(自身を含む): 247941720

約数和(自身を除く): 119084570

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 88867, 177734, 444335, 888670, 2221675, 2577143, 4443350, 5154286, 12885715, 25771430, 64428575, 128857150]

約数ペア:

[(1, 128857150), (2, 64428575), (5, 25771430), (10, 12885715), (25, 5154286), (29, 4443350), (50, 2577143), (58, 2221675), (145, 888670), (290, 444335), (725, 177734), (1450, 88867)]