109888990

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{73751}}^1$

素因数の和:73907

約数の個数: 16

約数和(自身を含む): 199130400

約数和(自身を除く): 89241410

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 73751, 147502, 368755, 737510, 10988899, 21977798, 54944495, 109888990]

約数ペア:

[(1, 109888990), (2, 54944495), (5, 21977798), (10, 10988899), (149, 737510), (298, 368755), (745, 147502), (1490, 73751)]