388268530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{569}}^1$

素因数の和:799

約数の個数: 64

約数和(自身を含む): 784274400

約数和(自身を除く): 396005870

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 181, 290, 362, 377, 569, 754, 905, 1138, 1810, 1885, 2353, 2845, 3770, 4706, 5249, 5690, 7397, 10498, 11765, 14794, 16501, 23530, 26245, 33002, 36985, 52490, 68237, 73970, 82505, 102989, 136474, 165010, 205978, 214513, 341185, 429026, 514945, 682370, 1029890, 1072565, 1338857, 2145130, 2677714, 2986681, 5973362, 6694285, 13388570, 14933405, 29866810, 38826853, 77653706, 194134265, 388268530]

約数ペア:

[(1, 388268530), (2, 194134265), (5, 77653706), (10, 38826853), (13, 29866810), (26, 14933405), (29, 13388570), (58, 6694285), (65, 5973362), (130, 2986681), (145, 2677714), (181, 2145130), (290, 1338857), (362, 1072565), (377, 1029890), (569, 682370), (754, 514945), (905, 429026), (1138, 341185), (1810, 214513), (1885, 205978), (2353, 165010), (2845, 136474), (3770, 102989), (4706, 82505), (5249, 73970), (5690, 68237), (7397, 52490), (10498, 36985), (11765, 33002), (14794, 26245), (16501, 23530)]