89938480

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{11131}}^1$

素因数の和:11245

約数の個数: 40

約数和(自身を含む): 211196304

約数和(自身を除く): 121257824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 11131, 22262, 44524, 55655, 89048, 111310, 178096, 222620, 445240, 890480, 1124231, 2248462, 4496924, 5621155, 8993848, 11242310, 17987696, 22484620, 44969240, 89938480]

約数ペア:

[(1, 89938480), (2, 44969240), (4, 22484620), (5, 17987696), (8, 11242310), (10, 8993848), (16, 5621155), (20, 4496924), (40, 2248462), (80, 1124231), (101, 890480), (202, 445240), (404, 222620), (505, 178096), (808, 111310), (1010, 89048), (1616, 55655), (2020, 44524), (4040, 22262), (8080, 11131)]