201662905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{383}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 259522560

約数和(自身を除く): 57859655

約数列:

[1, 5, 31, 43, 79, 155, 215, 383, 395, 1333, 1915, 2449, 3397, 6665, 11873, 12245, 16469, 16985, 30257, 59365, 82345, 105307, 151285, 510539, 526535, 937967, 1301051, 2552695, 4689835, 6505255, 40332581, 201662905]

約数ペア:

[(1, 201662905), (5, 40332581), (31, 6505255), (43, 4689835), (79, 2552695), (155, 1301051), (215, 937967), (383, 526535), (395, 510539), (1333, 151285), (1915, 105307), (2449, 82345), (3397, 59365), (6665, 30257), (11873, 16985), (12245, 16469)]