661972030

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{709}}^1\times {\mathrm{1279}}^1$

素因数の和:2068

約数の個数: 32

約数和(自身を含む): 1210521600

約数和(自身を除く): 548549570

約数列:

[1, 2, 5, 10, 73, 146, 365, 709, 730, 1279, 1418, 2558, 3545, 6395, 7090, 12790, 51757, 93367, 103514, 186734, 258785, 466835, 517570, 906811, 933670, 1813622, 4534055, 9068110, 66197203, 132394406, 330986015, 661972030]

約数ペア:

[(1, 661972030), (2, 330986015), (5, 132394406), (10, 66197203), (73, 9068110), (146, 4534055), (365, 1813622), (709, 933670), (730, 906811), (1279, 517570), (1418, 466835), (2558, 258785), (3545, 186734), (6395, 103514), (7090, 93367), (12790, 51757)]