85216978

素因数分解:

$2^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:548

約数の個数: 64

約数和(自身を含む): 170035200

約数和(自身を除く): 84818222

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 49, 77, 98, 154, 161, 253, 322, 343, 491, 506, 539, 686, 982, 1078, 1127, 1771, 2254, 3437, 3542, 3773, 5401, 6874, 7546, 7889, 10802, 11293, 12397, 15778, 22586, 24059, 24794, 37807, 48118, 75614, 79051, 86779, 124223, 158102, 168413, 173558, 248446, 264649, 336826, 529298, 553357, 869561, 1106714, 1739122, 1852543, 3705086, 3873499, 6086927, 7746998, 12173854, 42608489, 85216978]

約数ペア:

[(1, 85216978), (2, 42608489), (7, 12173854), (11, 7746998), (14, 6086927), (22, 3873499), (23, 3705086), (46, 1852543), (49, 1739122), (77, 1106714), (98, 869561), (154, 553357), (161, 529298), (253, 336826), (322, 264649), (343, 248446), (491, 173558), (506, 168413), (539, 158102), (686, 124223), (982, 86779), (1078, 79051), (1127, 75614), (1771, 48118), (2254, 37807), (3437, 24794), (3542, 24059), (3773, 22586), (5401, 15778), (6874, 12397), (7546, 11293), (7889, 10802)]