159897220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{26561}}^1$

素因数の和:26620

約数の個数: 48

約数和(自身を含む): 392692608

約数和(自身を除く): 232795388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 26561, 53122, 106244, 132805, 185927, 265610, 371854, 531220, 743708, 929635, 1142123, 1859270, 2284246, 3718540, 4568492, 5710615, 7994861, 11421230, 15989722, 22842460, 31979444, 39974305, 79948610, 159897220]

約数ペア:

[(1, 159897220), (2, 79948610), (4, 39974305), (5, 31979444), (7, 22842460), (10, 15989722), (14, 11421230), (20, 7994861), (28, 5710615), (35, 4568492), (43, 3718540), (70, 2284246), (86, 1859270), (140, 1142123), (172, 929635), (215, 743708), (301, 531220), (430, 371854), (602, 265610), (860, 185927), (1204, 132805), (1505, 106244), (3010, 53122), (6020, 26561)]