164389960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{587107}}^1$

素因数の和:587125

約数の個数: 32

約数和(自身を含む): 422717760

約数和(自身を除く): 258327800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 587107, 1174214, 2348428, 2935535, 4109749, 4696856, 5871070, 8219498, 11742140, 16438996, 20548745, 23484280, 32877992, 41097490, 82194980, 164389960]

約数ペア:

[(1, 164389960), (2, 82194980), (4, 41097490), (5, 32877992), (7, 23484280), (8, 20548745), (10, 16438996), (14, 11742140), (20, 8219498), (28, 5871070), (35, 4696856), (40, 4109749), (56, 2935535), (70, 2348428), (140, 1174214), (280, 587107)]