49857640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:203

約数の個数: 128

約数和(自身を含む): 135717120

約数和(自身を除く): 85859480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 43, 56, 70, 82, 86, 101, 140, 164, 172, 202, 205, 215, 280, 287, 301, 328, 344, 404, 410, 430, 505, 574, 602, 707, 808, 820, 860, 1010, 1148, 1204, 1414, 1435, 1505, 1640, 1720, 1763, 2020, 2296, 2408, 2828, 2870, 3010, 3526, 3535, 4040, 4141, 4343, 5656, 5740, 6020, 7052, 7070, 8282, 8686, 8815, 11480, 12040, 12341, 14104, 14140, 16564, 17372, 17630, 20705, 21715, 24682, 28280, 28987, 30401, 33128, 34744, 35260, 41410, 43430, 49364, 57974, 60802, 61705, 70520, 82820, 86860, 98728, 115948, 121604, 123410, 144935, 152005, 165640, 173720, 178063, 231896, 243208, 246820, 289870, 304010, 356126, 493640, 579740, 608020, 712252, 890315, 1159480, 1216040, 1246441, 1424504, 1780630, 2492882, 3561260, 4985764, 6232205, 7122520, 9971528, 12464410, 24928820, 49857640]

約数ペア:

[(1, 49857640), (2, 24928820), (4, 12464410), (5, 9971528), (7, 7122520), (8, 6232205), (10, 4985764), (14, 3561260), (20, 2492882), (28, 1780630), (35, 1424504), (40, 1246441), (41, 1216040), (43, 1159480), (56, 890315), (70, 712252), (82, 608020), (86, 579740), (101, 493640), (140, 356126), (164, 304010), (172, 289870), (202, 246820), (205, 243208), (215, 231896), (280, 178063), (287, 173720), (301, 165640), (328, 152005), (344, 144935), (404, 123410), (410, 121604), (430, 115948), (505, 98728), (574, 86860), (602, 82820), (707, 70520), (808, 61705), (820, 60802), (860, 57974), (1010, 49364), (1148, 43430), (1204, 41410), (1414, 35260), (1435, 34744), (1505, 33128), (1640, 30401), (1720, 28987), (1763, 28280), (2020, 24682), (2296, 21715), (2408, 20705), (2828, 17630), (2870, 17372), (3010, 16564), (3526, 14140), (3535, 14104), (4040, 12341), (4141, 12040), (4343, 11480), (5656, 8815), (5740, 8686), (6020, 8282), (7052, 7070)]