81275652

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{953}}^1$

素因数の和:1089

約数の個数: 72

約数和(自身を含む): 216687744

約数和(自身を除く): 135412092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 103, 138, 206, 207, 276, 309, 412, 414, 618, 828, 927, 953, 1236, 1854, 1906, 2369, 2859, 3708, 3812, 4738, 5718, 7107, 8577, 9476, 11436, 14214, 17154, 21321, 21919, 28428, 34308, 42642, 43838, 65757, 85284, 87676, 98159, 131514, 196318, 197271, 263028, 294477, 392636, 394542, 588954, 789084, 883431, 1177908, 1766862, 2257657, 3533724, 4515314, 6772971, 9030628, 13545942, 20318913, 27091884, 40637826, 81275652]

約数ペア:

[(1, 81275652), (2, 40637826), (3, 27091884), (4, 20318913), (6, 13545942), (9, 9030628), (12, 6772971), (18, 4515314), (23, 3533724), (36, 2257657), (46, 1766862), (69, 1177908), (92, 883431), (103, 789084), (138, 588954), (206, 394542), (207, 392636), (276, 294477), (309, 263028), (412, 197271), (414, 196318), (618, 131514), (828, 98159), (927, 87676), (953, 85284), (1236, 65757), (1854, 43838), (1906, 42642), (2369, 34308), (2859, 28428), (3708, 21919), (3812, 21321), (4738, 17154), (5718, 14214), (7107, 11436), (8577, 9476)]