78219208

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{887}}^1$

素因数の和:1117

約数の個数: 32

約数和(自身を含む): 149823360

約数和(自身を除く): 71604152

約数列:

[1, 2, 4, 8, 73, 146, 151, 292, 302, 584, 604, 887, 1208, 1774, 3548, 7096, 11023, 22046, 44092, 64751, 88184, 129502, 133937, 259004, 267874, 518008, 535748, 1071496, 9777401, 19554802, 39109604, 78219208]

約数ペア:

[(1, 78219208), (2, 39109604), (4, 19554802), (8, 9777401), (73, 1071496), (146, 535748), (151, 518008), (292, 267874), (302, 259004), (584, 133937), (604, 129502), (887, 88184), (1208, 64751), (1774, 44092), (3548, 22046), (7096, 11023)]