225181550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1021}}^1$

素因数の和:1445

約数の個数: 48

約数和(自身を含む): 458501904

約数和(自身を除く): 233320354

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 401, 550, 802, 1021, 2005, 2042, 4010, 4411, 5105, 8822, 10025, 10210, 11231, 20050, 22055, 22462, 25525, 44110, 51050, 56155, 110275, 112310, 220550, 280775, 409421, 561550, 818842, 2047105, 4094210, 4503631, 9007262, 10235525, 20471050, 22518155, 45036310, 112590775, 225181550]

約数ペア:

[(1, 225181550), (2, 112590775), (5, 45036310), (10, 22518155), (11, 20471050), (22, 10235525), (25, 9007262), (50, 4503631), (55, 4094210), (110, 2047105), (275, 818842), (401, 561550), (550, 409421), (802, 280775), (1021, 220550), (2005, 112310), (2042, 110275), (4010, 56155), (4411, 51050), (5105, 44110), (8822, 25525), (10025, 22462), (10210, 22055), (11231, 20050)]