78241696

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{521}}^1$

素因数の和:582

約数の個数: 72

約数和(自身を含む): 175413924

約数和(自身を除く): 97172228

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 361, 416, 494, 521, 608, 722, 988, 1042, 1444, 1976, 2084, 2888, 3952, 4168, 4693, 5776, 6773, 7904, 8336, 9386, 9899, 11552, 13546, 16672, 18772, 19798, 27092, 37544, 39596, 54184, 75088, 79192, 108368, 128687, 150176, 158384, 188081, 216736, 257374, 316768, 376162, 514748, 752324, 1029496, 1504648, 2058992, 2445053, 3009296, 4117984, 4890106, 6018592, 9780212, 19560424, 39120848, 78241696]

約数ペア:

[(1, 78241696), (2, 39120848), (4, 19560424), (8, 9780212), (13, 6018592), (16, 4890106), (19, 4117984), (26, 3009296), (32, 2445053), (38, 2058992), (52, 1504648), (76, 1029496), (104, 752324), (152, 514748), (208, 376162), (247, 316768), (304, 257374), (361, 216736), (416, 188081), (494, 158384), (521, 150176), (608, 128687), (722, 108368), (988, 79192), (1042, 75088), (1444, 54184), (1976, 39596), (2084, 37544), (2888, 27092), (3952, 19798), (4168, 18772), (4693, 16672), (5776, 13546), (6773, 11552), (7904, 9899), (8336, 9386)]