9661664450

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{2445991}}^1$

素因数の和:2446082

約数の個数: 24

約数和(自身を含む): 18198180480

約数和(自身を除く): 8536516030

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 2445991, 4891982, 12229955, 24459910, 61149775, 122299550, 193233289, 386466578, 966166445, 1932332890, 4830832225, 9661664450]

約数ペア:

[(1, 9661664450), (2, 4830832225), (5, 1932332890), (10, 966166445), (25, 386466578), (50, 193233289), (79, 122299550), (158, 61149775), (395, 24459910), (790, 12229955), (1975, 4891982), (3950, 2445991)]