55775440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{727}}^1$

素因数の和:884

約数の個数: 80

約数和(自身を含む): 149490432

約数和(自身を除く): 93714992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 685, 727, 959, 1096, 1370, 1454, 1918, 2192, 2740, 2908, 3635, 3836, 4795, 5089, 5480, 5816, 7270, 7672, 9590, 10178, 10960, 11632, 14540, 15344, 19180, 20356, 25445, 29080, 38360, 40712, 50890, 58160, 76720, 81424, 99599, 101780, 199198, 203560, 398396, 407120, 497995, 697193, 796792, 995990, 1394386, 1593584, 1991980, 2788772, 3485965, 3983960, 5577544, 6971930, 7967920, 11155088, 13943860, 27887720, 55775440]

約数ペア:

[(1, 55775440), (2, 27887720), (4, 13943860), (5, 11155088), (7, 7967920), (8, 6971930), (10, 5577544), (14, 3983960), (16, 3485965), (20, 2788772), (28, 1991980), (35, 1593584), (40, 1394386), (56, 995990), (70, 796792), (80, 697193), (112, 497995), (137, 407120), (140, 398396), (274, 203560), (280, 199198), (548, 101780), (560, 99599), (685, 81424), (727, 76720), (959, 58160), (1096, 50890), (1370, 40712), (1454, 38360), (1918, 29080), (2192, 25445), (2740, 20356), (2908, 19180), (3635, 15344), (3836, 14540), (4795, 11632), (5089, 10960), (5480, 10178), (5816, 9590), (7270, 7672)]