55628540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 130131456

約数和(自身を除く): 74502916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 127, 181, 220, 242, 254, 362, 484, 508, 605, 635, 724, 905, 1210, 1270, 1397, 1810, 1991, 2420, 2540, 2794, 3620, 3982, 5588, 6985, 7964, 9955, 13970, 15367, 19910, 21901, 22987, 27940, 30734, 39820, 43802, 45974, 61468, 76835, 87604, 91948, 109505, 114935, 153670, 219010, 229870, 252857, 307340, 438020, 459740, 505714, 1011428, 1264285, 2528570, 2781427, 5057140, 5562854, 11125708, 13907135, 27814270, 55628540]

約数ペア:

[(1, 55628540), (2, 27814270), (4, 13907135), (5, 11125708), (10, 5562854), (11, 5057140), (20, 2781427), (22, 2528570), (44, 1264285), (55, 1011428), (110, 505714), (121, 459740), (127, 438020), (181, 307340), (220, 252857), (242, 229870), (254, 219010), (362, 153670), (484, 114935), (508, 109505), (605, 91948), (635, 87604), (724, 76835), (905, 61468), (1210, 45974), (1270, 43802), (1397, 39820), (1810, 30734), (1991, 27940), (2420, 22987), (2540, 21901), (2794, 19910), (3620, 15367), (3982, 13970), (5588, 9955), (6985, 7964)]