205871072

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{2939}}^1$

素因数の和:3159

約数の個数: 48

約数和(自身を含む): 444528000

約数和(自身を除く): 238656928

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 199, 352, 398, 796, 1592, 2189, 2939, 3184, 4378, 5878, 6368, 8756, 11756, 17512, 23512, 32329, 35024, 47024, 64658, 70048, 94048, 129316, 258632, 517264, 584861, 1034528, 1169722, 2339444, 4678888, 6433471, 9357776, 12866942, 18715552, 25733884, 51467768, 102935536, 205871072]

約数ペア:

[(1, 205871072), (2, 102935536), (4, 51467768), (8, 25733884), (11, 18715552), (16, 12866942), (22, 9357776), (32, 6433471), (44, 4678888), (88, 2339444), (176, 1169722), (199, 1034528), (352, 584861), (398, 517264), (796, 258632), (1592, 129316), (2189, 94048), (2939, 70048), (3184, 64658), (4378, 47024), (5878, 35024), (6368, 32329), (8756, 23512), (11756, 17512)]