16865800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{1721}}^1$

素因数の和:1751

約数の個数: 72

約数和(自身を含む): 45641610

約数和(自身を除く): 28775810

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1721, 1960, 2450, 3442, 4900, 6884, 8605, 9800, 12047, 13768, 17210, 24094, 34420, 43025, 48188, 60235, 68840, 84329, 86050, 96376, 120470, 168658, 172100, 240940, 301175, 337316, 344200, 421645, 481880, 602350, 674632, 843290, 1204700, 1686580, 2108225, 2409400, 3373160, 4216450, 8432900, 16865800]

約数ペア:

[(1, 16865800), (2, 8432900), (4, 4216450), (5, 3373160), (7, 2409400), (8, 2108225), (10, 1686580), (14, 1204700), (20, 843290), (25, 674632), (28, 602350), (35, 481880), (40, 421645), (49, 344200), (50, 337316), (56, 301175), (70, 240940), (98, 172100), (100, 168658), (140, 120470), (175, 96376), (196, 86050), (200, 84329), (245, 68840), (280, 60235), (350, 48188), (392, 43025), (490, 34420), (700, 24094), (980, 17210), (1225, 13768), (1400, 12047), (1721, 9800), (1960, 8605), (2450, 6884), (3442, 4900)]