80156870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 160963200

約数和(自身を除く): 80806330

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 71, 85, 142, 145, 170, 229, 290, 355, 458, 493, 710, 986, 1145, 1207, 2059, 2290, 2414, 2465, 3893, 4118, 4930, 6035, 6641, 7786, 10295, 12070, 13282, 16259, 19465, 20590, 32518, 33205, 35003, 38930, 66410, 70006, 81295, 112897, 162590, 175015, 225794, 276403, 350030, 471511, 552806, 564485, 943022, 1128970, 1382015, 2357555, 2764030, 4715110, 8015687, 16031374, 40078435, 80156870]

約数ペア:

[(1, 80156870), (2, 40078435), (5, 16031374), (10, 8015687), (17, 4715110), (29, 2764030), (34, 2357555), (58, 1382015), (71, 1128970), (85, 943022), (142, 564485), (145, 552806), (170, 471511), (229, 350030), (290, 276403), (355, 225794), (458, 175015), (493, 162590), (710, 112897), (986, 81295), (1145, 70006), (1207, 66410), (2059, 38930), (2290, 35003), (2414, 33205), (2465, 32518), (3893, 20590), (4118, 19465), (4930, 16259), (6035, 13282), (6641, 12070), (7786, 10295)]