68920864

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:425

約数の個数: 48

約数和(自身を含む): 139104000

約数和(自身を除く): 70183136

約数列:

[1, 2, 4, 8, 16, 32, 79, 137, 158, 199, 274, 316, 398, 548, 632, 796, 1096, 1264, 1592, 2192, 2528, 3184, 4384, 6368, 10823, 15721, 21646, 27263, 31442, 43292, 54526, 62884, 86584, 109052, 125768, 173168, 218104, 251536, 346336, 436208, 503072, 872416, 2153777, 4307554, 8615108, 17230216, 34460432, 68920864]

約数ペア:

[(1, 68920864), (2, 34460432), (4, 17230216), (8, 8615108), (16, 4307554), (32, 2153777), (79, 872416), (137, 503072), (158, 436208), (199, 346336), (274, 251536), (316, 218104), (398, 173168), (548, 125768), (632, 109052), (796, 86584), (1096, 62884), (1264, 54526), (1592, 43292), (2192, 31442), (2528, 27263), (3184, 21646), (4384, 15721), (6368, 10823)]