90112990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{12227}}^1$

素因数の和:12312

約数の個数: 32

約数和(自身を含む): 179604864

約数和(自身を除く): 89491874

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 110, 134, 335, 670, 737, 1474, 3685, 7370, 12227, 24454, 61135, 122270, 134497, 268994, 672485, 819209, 1344970, 1638418, 4096045, 8192090, 9011299, 18022598, 45056495, 90112990]

約数ペア:

[(1, 90112990), (2, 45056495), (5, 18022598), (10, 9011299), (11, 8192090), (22, 4096045), (55, 1638418), (67, 1344970), (110, 819209), (134, 672485), (335, 268994), (670, 134497), (737, 122270), (1474, 61135), (3685, 24454), (7370, 12227)]