90697090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{827}}^1\times {\mathrm{997}}^1$

素因数の和:1842

約数の個数: 32

約数和(自身を含む): 178490304

約数和(自身を除く): 87793214

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 827, 997, 1654, 1994, 4135, 4985, 8270, 9097, 9970, 10967, 18194, 21934, 45485, 54835, 90970, 109670, 824519, 1649038, 4122595, 8245190, 9069709, 18139418, 45348545, 90697090]

約数ペア:

[(1, 90697090), (2, 45348545), (5, 18139418), (10, 9069709), (11, 8245190), (22, 4122595), (55, 1649038), (110, 824519), (827, 109670), (997, 90970), (1654, 54835), (1994, 45485), (4135, 21934), (4985, 18194), (8270, 10967), (9097, 9970)]