61742680

素因数分解:

$2^3\times 5^1\times {\mathrm{1181}}^1\times {\mathrm{1307}}^1$

素因数の和:2499

約数の個数: 32

約数和(自身を含む): 139145040

約数和(自身を除く): 77402360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1181, 1307, 2362, 2614, 4724, 5228, 5905, 6535, 9448, 10456, 11810, 13070, 23620, 26140, 47240, 52280, 1543567, 3087134, 6174268, 7717835, 12348536, 15435670, 30871340, 61742680]

約数ペア:

[(1, 61742680), (2, 30871340), (4, 15435670), (5, 12348536), (8, 7717835), (10, 6174268), (20, 3087134), (40, 1543567), (1181, 52280), (1307, 47240), (2362, 26140), (2614, 23620), (4724, 13070), (5228, 11810), (5905, 10456), (6535, 9448)]