78878690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:168

約数の個数: 96

約数和(自身を含む): 170069760

約数和(自身を除く): 91191070

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 47, 55, 73, 94, 95, 110, 121, 146, 190, 209, 235, 242, 365, 418, 470, 517, 605, 730, 803, 893, 1034, 1045, 1210, 1387, 1606, 1786, 2090, 2299, 2585, 2774, 3431, 4015, 4465, 4598, 5170, 5687, 6862, 6935, 8030, 8833, 8930, 9823, 11374, 11495, 13870, 15257, 17155, 17666, 19646, 22990, 28435, 30514, 34310, 37741, 44165, 49115, 56870, 65189, 75482, 76285, 88330, 98230, 108053, 130378, 152570, 167827, 188705, 216106, 325945, 335654, 377410, 415151, 540265, 651890, 717079, 830302, 839135, 1080530, 1434158, 1678270, 2075755, 3585395, 4151510, 7170790, 7887869, 15775738, 39439345, 78878690]

約数ペア:

[(1, 78878690), (2, 39439345), (5, 15775738), (10, 7887869), (11, 7170790), (19, 4151510), (22, 3585395), (38, 2075755), (47, 1678270), (55, 1434158), (73, 1080530), (94, 839135), (95, 830302), (110, 717079), (121, 651890), (146, 540265), (190, 415151), (209, 377410), (235, 335654), (242, 325945), (365, 216106), (418, 188705), (470, 167827), (517, 152570), (605, 130378), (730, 108053), (803, 98230), (893, 88330), (1034, 76285), (1045, 75482), (1210, 65189), (1387, 56870), (1606, 49115), (1786, 44165), (2090, 37741), (2299, 34310), (2585, 30514), (2774, 28435), (3431, 22990), (4015, 19646), (4465, 17666), (4598, 17155), (5170, 15257), (5687, 13870), (6862, 11495), (6935, 11374), (8030, 9823), (8833, 8930)]