1320308800

素因数分解:

$2^6\times 5^2\times {\mathrm{825193}}^1$

素因数の和:825215

約数の個数: 42

約数和(自身を含む): 3248788778

約数和(自身を除く): 1928479978

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 825193, 1650386, 3300772, 4125965, 6601544, 8251930, 13203088, 16503860, 20629825, 26406176, 33007720, 41259650, 52812352, 66015440, 82519300, 132030880, 165038600, 264061760, 330077200, 660154400, 1320308800]

約数ペア:

[(1, 1320308800), (2, 660154400), (4, 330077200), (5, 264061760), (8, 165038600), (10, 132030880), (16, 82519300), (20, 66015440), (25, 52812352), (32, 41259650), (40, 33007720), (50, 26406176), (64, 20629825), (80, 16503860), (100, 13203088), (160, 8251930), (200, 6601544), (320, 4125965), (400, 3300772), (800, 1650386), (1600, 825193)]