168128870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3931}}^1$

素因数の和:4005

約数の個数: 64

約数和(自身を含む): 380491776

約数和(自身を除く): 212362906

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 47, 65, 70, 91, 94, 130, 182, 235, 329, 455, 470, 611, 658, 910, 1222, 1645, 3055, 3290, 3931, 4277, 6110, 7862, 8554, 19655, 21385, 27517, 39310, 42770, 51103, 55034, 102206, 137585, 184757, 255515, 275170, 357721, 369514, 511030, 715442, 923785, 1293299, 1788605, 1847570, 2401841, 2586598, 3577210, 4803682, 6466495, 12009205, 12932990, 16812887, 24018410, 33625774, 84064435, 168128870]

約数ペア:

[(1, 168128870), (2, 84064435), (5, 33625774), (7, 24018410), (10, 16812887), (13, 12932990), (14, 12009205), (26, 6466495), (35, 4803682), (47, 3577210), (65, 2586598), (70, 2401841), (91, 1847570), (94, 1788605), (130, 1293299), (182, 923785), (235, 715442), (329, 511030), (455, 369514), (470, 357721), (611, 275170), (658, 255515), (910, 184757), (1222, 137585), (1645, 102206), (3055, 55034), (3290, 51103), (3931, 42770), (4277, 39310), (6110, 27517), (7862, 21385), (8554, 19655)]