54655640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{105107}}^1$

素因数の和:105131

約数の個数: 32

約数和(自身を含む): 132436080

約数和(自身を除く): 77780440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 105107, 210214, 420428, 525535, 840856, 1051070, 1366391, 2102140, 2732782, 4204280, 5465564, 6831955, 10931128, 13663910, 27327820, 54655640]

約数ペア:

[(1, 54655640), (2, 27327820), (4, 13663910), (5, 10931128), (8, 6831955), (10, 5465564), (13, 4204280), (20, 2732782), (26, 2102140), (40, 1366391), (52, 1051070), (65, 840856), (104, 525535), (130, 420428), (260, 210214), (520, 105107)]