31118590

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1069}}^1$

素因数の和:1188

約数の個数: 32

約数和(自身を含む): 58242240

約数和(自身を除く): 27123650

約数列:

[1, 2, 5, 10, 41, 71, 82, 142, 205, 355, 410, 710, 1069, 2138, 2911, 5345, 5822, 10690, 14555, 29110, 43829, 75899, 87658, 151798, 219145, 379495, 438290, 758990, 3111859, 6223718, 15559295, 31118590]

約数ペア:

[(1, 31118590), (2, 15559295), (5, 6223718), (10, 3111859), (41, 758990), (71, 438290), (82, 379495), (142, 219145), (205, 151798), (355, 87658), (410, 75899), (710, 43829), (1069, 29110), (2138, 14555), (2911, 10690), (5345, 5822)]