51979810

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{409}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 95644800

約数和(自身を除く): 43664990

約数列:

[1, 2, 5, 10, 71, 142, 179, 355, 358, 409, 710, 818, 895, 1790, 2045, 4090, 12709, 25418, 29039, 58078, 63545, 73211, 127090, 145195, 146422, 290390, 366055, 732110, 5197981, 10395962, 25989905, 51979810]

約数ペア:

[(1, 51979810), (2, 25989905), (5, 10395962), (10, 5197981), (71, 732110), (142, 366055), (179, 290390), (355, 146422), (358, 145195), (409, 127090), (710, 73211), (818, 63545), (895, 58078), (1790, 29039), (2045, 25418), (4090, 12709)]