25768340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99109}}^1$

素因数の和:99131

約数の個数: 24

約数和(自身を含む): 58276680

約数和(自身を除く): 32508340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 99109, 198218, 396436, 495545, 991090, 1288417, 1982180, 2576834, 5153668, 6442085, 12884170, 25768340]

約数ペア:

[(1, 25768340), (2, 12884170), (4, 6442085), (5, 5153668), (10, 2576834), (13, 1982180), (20, 1288417), (26, 991090), (52, 495545), (65, 396436), (130, 198218), (260, 99109)]