101609840

素因数分解:

$2^4\times 5^1\times {\mathrm{1270123}}^1$

素因数の和:1270136

約数の個数: 20

約数和(自身を含む): 236243064

約数和(自身を除く): 134633224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1270123, 2540246, 5080492, 6350615, 10160984, 12701230, 20321968, 25402460, 50804920, 101609840]

約数ペア:

[(1, 101609840), (2, 50804920), (4, 25402460), (5, 20321968), (8, 12701230), (10, 10160984), (16, 6350615), (20, 5080492), (40, 2540246), (80, 1270123)]