78581008

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{3259}}^1$

素因数の和:3415

約数の個数: 40

約数和(自身を含む): 167355360

約数和(自身を除く): 88774352

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 137, 176, 274, 548, 1096, 1507, 2192, 3014, 3259, 6028, 6518, 12056, 13036, 24112, 26072, 35849, 52144, 71698, 143396, 286792, 446483, 573584, 892966, 1785932, 3571864, 4911313, 7143728, 9822626, 19645252, 39290504, 78581008]

約数ペア:

[(1, 78581008), (2, 39290504), (4, 19645252), (8, 9822626), (11, 7143728), (16, 4911313), (22, 3571864), (44, 1785932), (88, 892966), (137, 573584), (176, 446483), (274, 286792), (548, 143396), (1096, 71698), (1507, 52144), (2192, 35849), (3014, 26072), (3259, 24112), (6028, 13036), (6518, 12056)]