79141040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{647}}^1$

素因数の和:810

約数の個数: 80

約数和(自身を含む): 202487040

約数和(自身を除く): 123346000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 139, 176, 220, 278, 440, 556, 647, 695, 880, 1112, 1294, 1390, 1529, 2224, 2588, 2780, 3058, 3235, 5176, 5560, 6116, 6470, 7117, 7645, 10352, 11120, 12232, 12940, 14234, 15290, 24464, 25880, 28468, 30580, 35585, 51760, 56936, 61160, 71170, 89933, 113872, 122320, 142340, 179866, 284680, 359732, 449665, 569360, 719464, 899330, 989263, 1438928, 1798660, 1978526, 3597320, 3957052, 4946315, 7194640, 7914104, 9892630, 15828208, 19785260, 39570520, 79141040]

約数ペア:

[(1, 79141040), (2, 39570520), (4, 19785260), (5, 15828208), (8, 9892630), (10, 7914104), (11, 7194640), (16, 4946315), (20, 3957052), (22, 3597320), (40, 1978526), (44, 1798660), (55, 1438928), (80, 989263), (88, 899330), (110, 719464), (139, 569360), (176, 449665), (220, 359732), (278, 284680), (440, 179866), (556, 142340), (647, 122320), (695, 113872), (880, 89933), (1112, 71170), (1294, 61160), (1390, 56936), (1529, 51760), (2224, 35585), (2588, 30580), (2780, 28468), (3058, 25880), (3235, 24464), (5176, 15290), (5560, 14234), (6116, 12940), (6470, 12232), (7117, 11120), (7645, 10352)]