85007680

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1259}}^1$

素因数の和:1487

約数の個数: 56

約数和(自身を含む): 203545440

約数和(自身を除く): 118537760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 844, 1055, 1259, 1688, 2110, 2518, 3376, 4220, 5036, 6295, 6752, 8440, 10072, 12590, 13504, 16880, 20144, 25180, 33760, 40288, 50360, 67520, 80576, 100720, 201440, 265649, 402880, 531298, 1062596, 1328245, 2125192, 2656490, 4250384, 5312980, 8500768, 10625960, 17001536, 21251920, 42503840, 85007680]

約数ペア:

[(1, 85007680), (2, 42503840), (4, 21251920), (5, 17001536), (8, 10625960), (10, 8500768), (16, 5312980), (20, 4250384), (32, 2656490), (40, 2125192), (64, 1328245), (80, 1062596), (160, 531298), (211, 402880), (320, 265649), (422, 201440), (844, 100720), (1055, 80576), (1259, 67520), (1688, 50360), (2110, 40288), (2518, 33760), (3376, 25180), (4220, 20144), (5036, 16880), (6295, 13504), (6752, 12590), (8440, 10072)]