51002760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{661}}^1$

素因数の和:1318

約数の個数: 64

約数和(自身を含む): 153478080

約数和(自身を除く): 102475320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 643, 661, 1286, 1322, 1929, 1983, 2572, 2644, 3215, 3305, 3858, 3966, 5144, 5288, 6430, 6610, 7716, 7932, 9645, 9915, 12860, 13220, 15432, 15864, 19290, 19830, 25720, 26440, 38580, 39660, 77160, 79320, 425023, 850046, 1275069, 1700092, 2125115, 2550138, 3400184, 4250230, 5100276, 6375345, 8500460, 10200552, 12750690, 17000920, 25501380, 51002760]

約数ペア:

[(1, 51002760), (2, 25501380), (3, 17000920), (4, 12750690), (5, 10200552), (6, 8500460), (8, 6375345), (10, 5100276), (12, 4250230), (15, 3400184), (20, 2550138), (24, 2125115), (30, 1700092), (40, 1275069), (60, 850046), (120, 425023), (643, 79320), (661, 77160), (1286, 39660), (1322, 38580), (1929, 26440), (1983, 25720), (2572, 19830), (2644, 19290), (3215, 15864), (3305, 15432), (3858, 13220), (3966, 12860), (5144, 9915), (5288, 9645), (6430, 7932), (6610, 7716)]