19294025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:449

約数の個数: 24

約数和(自身を含む): 25444800

約数和(自身を除く): 6150775

約数列:

[1, 5, 19, 25, 95, 151, 269, 475, 755, 1345, 2869, 3775, 5111, 6725, 14345, 25555, 40619, 71725, 127775, 203095, 771761, 1015475, 3858805, 19294025]

約数ペア:

[(1, 19294025), (5, 3858805), (19, 1015475), (25, 771761), (95, 203095), (151, 127775), (269, 71725), (475, 40619), (755, 25555), (1345, 14345), (2869, 6725), (3775, 5111)]