89620040

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{8329}}^1$

素因数の和:8609

約数の個数: 32

約数和(自身を含む): 202419000

約数和(自身を除く): 112798960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 8329, 10760, 16658, 33316, 41645, 66632, 83290, 166580, 333160, 2240501, 4481002, 8962004, 11202505, 17924008, 22405010, 44810020, 89620040]

約数ペア:

[(1, 89620040), (2, 44810020), (4, 22405010), (5, 17924008), (8, 11202505), (10, 8962004), (20, 4481002), (40, 2240501), (269, 333160), (538, 166580), (1076, 83290), (1345, 66632), (2152, 41645), (2690, 33316), (5380, 16658), (8329, 10760)]