247845025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7349}}^1$

素因数の和:7449

約数の個数: 24

約数和(自身を含む): 328104000

約数和(自身を除く): 80258975

約数列:

[1, 5, 19, 25, 71, 95, 355, 475, 1349, 1775, 6745, 7349, 33725, 36745, 139631, 183725, 521779, 698155, 2608895, 3490775, 9913801, 13044475, 49569005, 247845025]

約数ペア:

[(1, 247845025), (5, 49569005), (19, 13044475), (25, 9913801), (71, 3490775), (95, 2608895), (355, 698155), (475, 521779), (1349, 183725), (1775, 139631), (6745, 36745), (7349, 33725)]