64868320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{36857}}^1$

素因数の和:36883

約数の個数: 48

約数和(自身を含む): 167187888

約数和(自身を除く): 102319568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 36857, 73714, 147428, 184285, 294856, 368570, 405427, 589712, 737140, 810854, 1179424, 1474280, 1621708, 2027135, 2948560, 3243416, 4054270, 5897120, 6486832, 8108540, 12973664, 16217080, 32434160, 64868320]

約数ペア:

[(1, 64868320), (2, 32434160), (4, 16217080), (5, 12973664), (8, 8108540), (10, 6486832), (11, 5897120), (16, 4054270), (20, 3243416), (22, 2948560), (32, 2027135), (40, 1621708), (44, 1474280), (55, 1179424), (80, 810854), (88, 737140), (110, 589712), (160, 405427), (176, 368570), (220, 294856), (352, 184285), (440, 147428), (880, 73714), (1760, 36857)]