1279696550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{881}}^1$

素因数の和:1062

約数の個数: 96

約数和(自身を含む): 2756073600

約数和(自身を除く): 1476377050

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 139, 190, 209, 275, 278, 418, 475, 550, 695, 881, 950, 1045, 1390, 1529, 1762, 2090, 2641, 3058, 3475, 4405, 5225, 5282, 6950, 7645, 8810, 9691, 10450, 13205, 15290, 16739, 19382, 22025, 26410, 29051, 33478, 38225, 44050, 48455, 58102, 66025, 76450, 83695, 96910, 122459, 132050, 145255, 167390, 184129, 242275, 244918, 290510, 368258, 418475, 484550, 612295, 726275, 836950, 920645, 1224590, 1347049, 1452550, 1841290, 2326721, 2694098, 3061475, 4603225, 4653442, 6122950, 6735245, 9206450, 11633605, 13470490, 23267210, 25593931, 33676225, 51187862, 58168025, 67352450, 116336050, 127969655, 255939310, 639848275, 1279696550]

約数ペア:

[(1, 1279696550), (2, 639848275), (5, 255939310), (10, 127969655), (11, 116336050), (19, 67352450), (22, 58168025), (25, 51187862), (38, 33676225), (50, 25593931), (55, 23267210), (95, 13470490), (110, 11633605), (139, 9206450), (190, 6735245), (209, 6122950), (275, 4653442), (278, 4603225), (418, 3061475), (475, 2694098), (550, 2326721), (695, 1841290), (881, 1452550), (950, 1347049), (1045, 1224590), (1390, 920645), (1529, 836950), (1762, 726275), (2090, 612295), (2641, 484550), (3058, 418475), (3475, 368258), (4405, 290510), (5225, 244918), (5282, 242275), (6950, 184129), (7645, 167390), (8810, 145255), (9691, 132050), (10450, 122459), (13205, 96910), (15290, 83695), (16739, 76450), (19382, 66025), (22025, 58102), (26410, 48455), (29051, 44050), (33478, 38225)]