38907725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{811}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 51350880

約数和(自身を除く): 12443155

約数列:

[1, 5, 19, 25, 95, 101, 475, 505, 811, 1919, 2525, 4055, 9595, 15409, 20275, 47975, 77045, 81911, 385225, 409555, 1556309, 2047775, 7781545, 38907725]

約数ペア:

[(1, 38907725), (5, 7781545), (19, 2047775), (25, 1556309), (95, 409555), (101, 385225), (475, 81911), (505, 77045), (811, 47975), (1919, 20275), (2525, 15409), (4055, 9595)]