85117878

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1059

約数の個数: 80

約数和(自身を含む): 208669824

約数和(自身を除く): 123551946

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 31, 34, 51, 54, 62, 81, 93, 102, 153, 162, 186, 279, 306, 459, 527, 558, 837, 918, 997, 1054, 1377, 1581, 1674, 1994, 2511, 2754, 2991, 3162, 4743, 5022, 5982, 8973, 9486, 14229, 16949, 17946, 26919, 28458, 30907, 33898, 42687, 50847, 53838, 61814, 80757, 85374, 92721, 101694, 152541, 161514, 185442, 278163, 305082, 457623, 525419, 556326, 834489, 915246, 1050838, 1372869, 1576257, 1668978, 2503467, 2745738, 3152514, 4728771, 5006934, 9457542, 14186313, 28372626, 42558939, 85117878]

約数ペア:

[(1, 85117878), (2, 42558939), (3, 28372626), (6, 14186313), (9, 9457542), (17, 5006934), (18, 4728771), (27, 3152514), (31, 2745738), (34, 2503467), (51, 1668978), (54, 1576257), (62, 1372869), (81, 1050838), (93, 915246), (102, 834489), (153, 556326), (162, 525419), (186, 457623), (279, 305082), (306, 278163), (459, 185442), (527, 161514), (558, 152541), (837, 101694), (918, 92721), (997, 85374), (1054, 80757), (1377, 61814), (1581, 53838), (1674, 50847), (1994, 42687), (2511, 33898), (2754, 30907), (2991, 28458), (3162, 26919), (4743, 17946), (5022, 16949), (5982, 14229), (8973, 9486)]