208716925

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{1993}}^1$

素因数の和:2133

約数の個数: 24

約数和(自身を含む): 267036480

約数和(自身を除く): 58319555

約数列:

[1, 5, 25, 59, 71, 295, 355, 1475, 1775, 1993, 4189, 9965, 20945, 49825, 104725, 117587, 141503, 587935, 707515, 2939675, 3537575, 8348677, 41743385, 208716925]

約数ペア:

[(1, 208716925), (5, 41743385), (25, 8348677), (59, 3537575), (71, 2939675), (295, 707515), (355, 587935), (1475, 141503), (1775, 117587), (1993, 104725), (4189, 49825), (9965, 20945)]