68540828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 133297920

約数和(自身を除く): 64757092

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 113, 226, 347, 437, 452, 694, 874, 1388, 1748, 2147, 2599, 4294, 5198, 6593, 7981, 8588, 10396, 13186, 15962, 26372, 31924, 39211, 49381, 78422, 98762, 151639, 156844, 197524, 303278, 606556, 745009, 901853, 1490018, 1803706, 2980036, 3607412, 17135207, 34270414, 68540828]

約数ペア:

[(1, 68540828), (2, 34270414), (4, 17135207), (19, 3607412), (23, 2980036), (38, 1803706), (46, 1490018), (76, 901853), (92, 745009), (113, 606556), (226, 303278), (347, 197524), (437, 156844), (452, 151639), (694, 98762), (874, 78422), (1388, 49381), (1748, 39211), (2147, 31924), (2599, 26372), (4294, 15962), (5198, 13186), (6593, 10396), (7981, 8588)]