208598375

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{197}}^2$

素因数の和:452

約数の個数: 24

約数和(自身を含む): 267744048

約数和(自身を除く): 59145673

約数列:

[1, 5, 25, 43, 125, 197, 215, 985, 1075, 4925, 5375, 8471, 24625, 38809, 42355, 194045, 211775, 970225, 1058875, 1668787, 4851125, 8343935, 41719675, 208598375]

約数ペア:

[(1, 208598375), (5, 41719675), (25, 8343935), (43, 4851125), (125, 1668787), (197, 1058875), (215, 970225), (985, 211775), (1075, 194045), (4925, 42355), (5375, 38809), (8471, 24625)]