68864480

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3389}}^1$

素因数の和:3531

約数の個数: 48

約数和(自身を含む): 164021760

約数和(自身を除く): 95157280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 1016, 1270, 2032, 2540, 3389, 4064, 5080, 6778, 10160, 13556, 16945, 20320, 27112, 33890, 54224, 67780, 108448, 135560, 271120, 430403, 542240, 860806, 1721612, 2152015, 3443224, 4304030, 6886448, 8608060, 13772896, 17216120, 34432240, 68864480]

約数ペア:

[(1, 68864480), (2, 34432240), (4, 17216120), (5, 13772896), (8, 8608060), (10, 6886448), (16, 4304030), (20, 3443224), (32, 2152015), (40, 1721612), (80, 860806), (127, 542240), (160, 430403), (254, 271120), (508, 135560), (635, 108448), (1016, 67780), (1270, 54224), (2032, 33890), (2540, 27112), (3389, 20320), (4064, 16945), (5080, 13556), (6778, 10160)]