80621736

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258403}}^1$

素因数の和:258425

約数の個数: 32

約数和(自身を含む): 217059360

約数和(自身を除く): 136437624

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 258403, 516806, 775209, 1033612, 1550418, 2067224, 3100836, 3359239, 6201672, 6718478, 10077717, 13436956, 20155434, 26873912, 40310868, 80621736]

約数ペア:

[(1, 80621736), (2, 40310868), (3, 26873912), (4, 20155434), (6, 13436956), (8, 10077717), (12, 6718478), (13, 6201672), (24, 3359239), (26, 3100836), (39, 2067224), (52, 1550418), (78, 1033612), (104, 775209), (156, 516806), (312, 258403)]