80811835

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1087

約数の個数: 32

約数和(自身を含む): 110658240

約数和(自身を除く): 29846405

約数列:

[1, 5, 13, 29, 43, 65, 145, 215, 377, 559, 997, 1247, 1885, 2795, 4985, 6235, 12961, 16211, 28913, 42871, 64805, 81055, 144565, 214355, 375869, 557323, 1243259, 1879345, 2786615, 6216295, 16162367, 80811835]

約数ペア:

[(1, 80811835), (5, 16162367), (13, 6216295), (29, 2786615), (43, 1879345), (65, 1243259), (145, 557323), (215, 375869), (377, 214355), (559, 144565), (997, 81055), (1247, 64805), (1885, 42871), (2795, 28913), (4985, 16211), (6235, 12961)]