64847988

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{839}}^1$

素因数の和:981

約数の個数: 72

約数和(自身を含む): 174283200

約数和(自身を除く): 109435212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 113, 114, 171, 226, 228, 339, 342, 452, 678, 684, 839, 1017, 1356, 1678, 2034, 2147, 2517, 3356, 4068, 4294, 5034, 6441, 7551, 8588, 10068, 12882, 15102, 15941, 19323, 25764, 30204, 31882, 38646, 47823, 63764, 77292, 94807, 95646, 143469, 189614, 191292, 284421, 286938, 379228, 568842, 573876, 853263, 1137684, 1706526, 1801333, 3413052, 3602666, 5403999, 7205332, 10807998, 16211997, 21615996, 32423994, 64847988]

約数ペア:

[(1, 64847988), (2, 32423994), (3, 21615996), (4, 16211997), (6, 10807998), (9, 7205332), (12, 5403999), (18, 3602666), (19, 3413052), (36, 1801333), (38, 1706526), (57, 1137684), (76, 853263), (113, 573876), (114, 568842), (171, 379228), (226, 286938), (228, 284421), (339, 191292), (342, 189614), (452, 143469), (678, 95646), (684, 94807), (839, 77292), (1017, 63764), (1356, 47823), (1678, 38646), (2034, 31882), (2147, 30204), (2517, 25764), (3356, 19323), (4068, 15941), (4294, 15102), (5034, 12882), (6441, 10068), (7551, 8588)]