80710850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{571}}^1$

素因数の和:851

約数の個数: 48

約数和(自身を含む): 164694816

約数和(自身を除く): 83983966

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 257, 275, 514, 550, 571, 1142, 1285, 2570, 2827, 2855, 5654, 5710, 6281, 6425, 12562, 12850, 14135, 14275, 28270, 28550, 31405, 62810, 70675, 141350, 146747, 157025, 293494, 314050, 733735, 1467470, 1614217, 3228434, 3668675, 7337350, 8071085, 16142170, 40355425, 80710850]

約数ペア:

[(1, 80710850), (2, 40355425), (5, 16142170), (10, 8071085), (11, 7337350), (22, 3668675), (25, 3228434), (50, 1614217), (55, 1467470), (110, 733735), (257, 314050), (275, 293494), (514, 157025), (550, 146747), (571, 141350), (1142, 70675), (1285, 62810), (2570, 31405), (2827, 28550), (2855, 28270), (5654, 14275), (5710, 14135), (6281, 12850), (6425, 12562)]