53005640

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{6659}}^1$

素因数の和:6869

約数の個数: 32

約数和(自身を含む): 119880000

約数和(自身を除く): 66874360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 6659, 7960, 13318, 26636, 33295, 53272, 66590, 133180, 266360, 1325141, 2650282, 5300564, 6625705, 10601128, 13251410, 26502820, 53005640]

約数ペア:

[(1, 53005640), (2, 26502820), (4, 13251410), (5, 10601128), (8, 6625705), (10, 5300564), (20, 2650282), (40, 1325141), (199, 266360), (398, 133180), (796, 66590), (995, 53272), (1592, 33295), (1990, 26636), (3980, 13318), (6659, 7960)]