64357805

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{1999}}^1$

素因数の和:2188

約数の個数: 16

約数和(自身を含む): 79488000

約数和(自身を除く): 15130195

約数列:

[1, 5, 47, 137, 235, 685, 1999, 6439, 9995, 32195, 93953, 273863, 469765, 1369315, 12871561, 64357805]

約数ペア:

[(1, 64357805), (5, 12871561), (47, 1369315), (137, 469765), (235, 273863), (685, 93953), (1999, 32195), (6439, 9995)]