406280275

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{607}}^1\times {\mathrm{653}}^1$

素因数の和:1311

約数の個数: 24

約数和(自身を含む): 517716864

約数和(自身を除く): 111436589

約数列:

[1, 5, 25, 41, 205, 607, 653, 1025, 3035, 3265, 15175, 16325, 24887, 26773, 124435, 133865, 396371, 622175, 669325, 1981855, 9909275, 16251211, 81256055, 406280275]

約数ペア:

[(1, 406280275), (5, 81256055), (25, 16251211), (41, 9909275), (205, 1981855), (607, 669325), (653, 622175), (1025, 396371), (3035, 133865), (3265, 124435), (15175, 26773), (16325, 24887)]