129453550

素因数分解:

$2^1\times 5^2\times {\mathrm{2589071}}^1$

素因数の和:2589083

約数の個数: 12

約数和(自身を含む): 240783696

約数和(自身を除く): 111330146

約数列:

[1, 2, 5, 10, 25, 50, 2589071, 5178142, 12945355, 25890710, 64726775, 129453550]

約数ペア:

[(1, 129453550), (2, 64726775), (5, 25890710), (10, 12945355), (25, 5178142), (50, 2589071)]