289086050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{2357}}^1$

素因数の和:2603

約数の個数: 48

約数和(自身を含む): 589462272

約数和(自身を除く): 300376222

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 223, 275, 446, 550, 1115, 2230, 2357, 2453, 4714, 4906, 5575, 11150, 11785, 12265, 23570, 24530, 25927, 51854, 58925, 61325, 117850, 122650, 129635, 259270, 525611, 648175, 1051222, 1296350, 2628055, 5256110, 5781721, 11563442, 13140275, 26280550, 28908605, 57817210, 144543025, 289086050]

約数ペア:

[(1, 289086050), (2, 144543025), (5, 57817210), (10, 28908605), (11, 26280550), (22, 13140275), (25, 11563442), (50, 5781721), (55, 5256110), (110, 2628055), (223, 1296350), (275, 1051222), (446, 648175), (550, 525611), (1115, 259270), (2230, 129635), (2357, 122650), (2453, 117850), (4714, 61325), (4906, 58925), (5575, 51854), (11150, 25927), (11785, 24530), (12265, 23570)]