1299650

素因数分解:

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

素因数の和:179

約数の個数: 48

約数和(自身を含む): 2812320

約数和(自身を除く): 1512670

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 139, 170, 187, 275, 278, 374, 425, 550, 695, 850, 935, 1390, 1529, 1870, 2363, 3058, 3475, 4675, 4726, 6950, 7645, 9350, 11815, 15290, 23630, 25993, 38225, 51986, 59075, 76450, 118150, 129965, 259930, 649825, 1299650]

約数ペア:

[(1, 1299650), (2, 649825), (5, 259930), (10, 129965), (11, 118150), (17, 76450), (22, 59075), (25, 51986), (34, 38225), (50, 25993), (55, 23630), (85, 15290), (110, 11815), (139, 9350), (170, 7645), (187, 6950), (275, 4726), (278, 4675), (374, 3475), (425, 3058), (550, 2363), (695, 1870), (850, 1529), (935, 1390)]