25448240

素因数分解:

$2^4\times 5^1\times {\mathrm{318103}}^1$

素因数の和:318116

約数の個数: 20

約数和(自身を含む): 59167344

約数和(自身を除く): 33719104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 318103, 636206, 1272412, 1590515, 2544824, 3181030, 5089648, 6362060, 12724120, 25448240]

約数ペア:

[(1, 25448240), (2, 12724120), (4, 6362060), (5, 5089648), (8, 3181030), (10, 2544824), (16, 1590515), (20, 1272412), (40, 636206), (80, 318103)]