25364540

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{6373}}^1$

素因数の和:6581

約数の個数: 24

約数和(自身を含む): 53541600

約数和(自身を除く): 28177060

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 6373, 12746, 25492, 31865, 63730, 127460, 1268227, 2536454, 5072908, 6341135, 12682270, 25364540]

約数ペア:

[(1, 25364540), (2, 12682270), (4, 6341135), (5, 5072908), (10, 2536454), (20, 1268227), (199, 127460), (398, 63730), (796, 31865), (995, 25492), (1990, 12746), (3980, 6373)]