90715570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:523

約数の個数: 64

約数和(自身を含む): 190512000

約数和(自身を除く): 99796430

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 139, 170, 187, 278, 349, 374, 695, 698, 935, 1390, 1529, 1745, 1870, 2363, 3058, 3490, 3839, 4726, 5933, 7645, 7678, 11815, 11866, 15290, 19195, 23630, 25993, 29665, 38390, 48511, 51986, 59330, 65263, 97022, 129965, 130526, 242555, 259930, 326315, 485110, 533621, 652630, 824687, 1067242, 1649374, 2668105, 4123435, 5336210, 8246870, 9071557, 18143114, 45357785, 90715570]

約数ペア:

[(1, 90715570), (2, 45357785), (5, 18143114), (10, 9071557), (11, 8246870), (17, 5336210), (22, 4123435), (34, 2668105), (55, 1649374), (85, 1067242), (110, 824687), (139, 652630), (170, 533621), (187, 485110), (278, 326315), (349, 259930), (374, 242555), (695, 130526), (698, 129965), (935, 97022), (1390, 65263), (1529, 59330), (1745, 51986), (1870, 48511), (2363, 38390), (3058, 29665), (3490, 25993), (3839, 23630), (4726, 19195), (5933, 15290), (7645, 11866), (7678, 11815)]