99775640

素因数分解:

$2^3\times 5^1\times {\mathrm{2494391}}^1$

素因数の和:2494402

約数の個数: 16

約数和(自身を含む): 224495280

約数和(自身を除く): 124719640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2494391, 4988782, 9977564, 12471955, 19955128, 24943910, 49887820, 99775640]

約数ペア:

[(1, 99775640), (2, 49887820), (4, 24943910), (5, 19955128), (8, 12471955), (10, 9977564), (20, 4988782), (40, 2494391)]