42680950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{5051}}^1$

素因数の和:5089

約数の個数: 36

約数和(自身を含む): 85979988

約数和(自身を除く): 43299038

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 5051, 8450, 10102, 25255, 50510, 65663, 126275, 131326, 252550, 328315, 656630, 853619, 1641575, 1707238, 3283150, 4268095, 8536190, 21340475, 42680950]

約数ペア:

[(1, 42680950), (2, 21340475), (5, 8536190), (10, 4268095), (13, 3283150), (25, 1707238), (26, 1641575), (50, 853619), (65, 656630), (130, 328315), (169, 252550), (325, 131326), (338, 126275), (650, 65663), (845, 50510), (1690, 25255), (4225, 10102), (5051, 8450)]