68563568

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1009}}^1$

素因数の和:1185

約数の個数: 40

約数和(自身を含む): 138264960

約数和(自身を除く): 69701392

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 137, 248, 274, 496, 548, 1009, 1096, 2018, 2192, 4036, 4247, 8072, 8494, 16144, 16988, 31279, 33976, 62558, 67952, 125116, 138233, 250232, 276466, 500464, 552932, 1105864, 2211728, 4285223, 8570446, 17140892, 34281784, 68563568]

約数ペア:

[(1, 68563568), (2, 34281784), (4, 17140892), (8, 8570446), (16, 4285223), (31, 2211728), (62, 1105864), (124, 552932), (137, 500464), (248, 276466), (274, 250232), (496, 138233), (548, 125116), (1009, 67952), (1096, 62558), (2018, 33976), (2192, 31279), (4036, 16988), (4247, 16144), (8072, 8494)]