61358560

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1987}}^1$

素因数の和:2195

約数の個数: 48

約数和(自身を含む): 145784016

約数和(自身を除く): 84425456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 772, 965, 1544, 1930, 1987, 3088, 3860, 3974, 6176, 7720, 7948, 9935, 15440, 15896, 19870, 30880, 31792, 39740, 63584, 79480, 158960, 317920, 383491, 766982, 1533964, 1917455, 3067928, 3834910, 6135856, 7669820, 12271712, 15339640, 30679280, 61358560]

約数ペア:

[(1, 61358560), (2, 30679280), (4, 15339640), (5, 12271712), (8, 7669820), (10, 6135856), (16, 3834910), (20, 3067928), (32, 1917455), (40, 1533964), (80, 766982), (160, 383491), (193, 317920), (386, 158960), (772, 79480), (965, 63584), (1544, 39740), (1930, 31792), (1987, 30880), (3088, 19870), (3860, 15896), (3974, 15440), (6176, 9935), (7720, 7948)]