25001306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 42768000

約数和(自身を除く): 17766694

約数列:

[1, 2, 11, 22, 29, 58, 149, 263, 298, 319, 526, 638, 1639, 2893, 3278, 4321, 5786, 7627, 8642, 15254, 39187, 47531, 78374, 83897, 95062, 167794, 431057, 862114, 1136423, 2272846, 12500653, 25001306]

約数ペア:

[(1, 25001306), (2, 12500653), (11, 2272846), (22, 1136423), (29, 862114), (58, 431057), (149, 167794), (263, 95062), (298, 83897), (319, 78374), (526, 47531), (638, 39187), (1639, 15254), (2893, 8642), (3278, 7627), (4321, 5786)]