25890910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1223}}^1$

素因数の和:1332

約数の個数: 32

約数和(自身を含む): 48911040

約数和(自身を除く): 23020130

約数列:

[1, 2, 5, 10, 29, 58, 73, 145, 146, 290, 365, 730, 1223, 2117, 2446, 4234, 6115, 10585, 12230, 21170, 35467, 70934, 89279, 177335, 178558, 354670, 446395, 892790, 2589091, 5178182, 12945455, 25890910]

約数ペア:

[(1, 25890910), (2, 12945455), (5, 5178182), (10, 2589091), (29, 892790), (58, 446395), (73, 354670), (145, 178558), (146, 177335), (290, 89279), (365, 70934), (730, 35467), (1223, 21170), (2117, 12230), (2446, 10585), (4234, 6115)]