201800950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{310463}}^1$

素因数の和:310488

約数の個数: 24

約数和(自身を含む): 404224128

約数和(自身を除く): 202423178

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 310463, 620926, 1552315, 3104630, 4036019, 7761575, 8072038, 15523150, 20180095, 40360190, 100900475, 201800950]

約数ペア:

[(1, 201800950), (2, 100900475), (5, 40360190), (10, 20180095), (13, 15523150), (25, 8072038), (26, 7761575), (50, 4036019), (65, 3104630), (130, 1552315), (325, 620926), (650, 310463)]