91207840

素因数分解:

$2^5\times 5^1\times {\mathrm{570049}}^1$

素因数の和:570064

約数の個数: 24

約数和(自身を含む): 215478900

約数和(自身を除く): 124271060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 570049, 1140098, 2280196, 2850245, 4560392, 5700490, 9120784, 11400980, 18241568, 22801960, 45603920, 91207840]

約数ペア:

[(1, 91207840), (2, 45603920), (4, 22801960), (5, 18241568), (8, 11400980), (10, 9120784), (16, 5700490), (20, 4560392), (32, 2850245), (40, 2280196), (80, 1140098), (160, 570049)]