72640694

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 138485376

約数和(自身を除く): 65844682

約数列:

[1, 2, 7, 14, 17, 34, 37, 73, 74, 113, 119, 146, 226, 238, 259, 511, 518, 629, 791, 1022, 1241, 1258, 1582, 1921, 2482, 2701, 3842, 4181, 4403, 5402, 8249, 8362, 8687, 8806, 13447, 16498, 17374, 18907, 26894, 29267, 37814, 45917, 57743, 58534, 71077, 91834, 115486, 140233, 142154, 280466, 305213, 321419, 497539, 610426, 642838, 981631, 995078, 1963262, 2136491, 4272982, 5188621, 10377242, 36320347, 72640694]

約数ペア:

[(1, 72640694), (2, 36320347), (7, 10377242), (14, 5188621), (17, 4272982), (34, 2136491), (37, 1963262), (73, 995078), (74, 981631), (113, 642838), (119, 610426), (146, 497539), (226, 321419), (238, 305213), (259, 280466), (511, 142154), (518, 140233), (629, 115486), (791, 91834), (1022, 71077), (1241, 58534), (1258, 57743), (1582, 45917), (1921, 37814), (2482, 29267), (2701, 26894), (3842, 18907), (4181, 17374), (4403, 16498), (5402, 13447), (8249, 8806), (8362, 8687)]