42503840

素因数分解:

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

素因数の和:1485

約数の個数: 48

約数和(自身を含む): 100971360

約数和(自身を除く): 58467520

約数列:

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

約数ペア:

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