8432900

素因数分解:

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

素因数の和:1749

約数の個数: 54

約数和(自身を含む): 21299418

約数和(自身を除く): 12866518

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 1721, 2450, 3442, 4900, 6884, 8605, 12047, 17210, 24094, 34420, 43025, 48188, 60235, 84329, 86050, 120470, 168658, 172100, 240940, 301175, 337316, 421645, 602350, 843290, 1204700, 1686580, 2108225, 4216450, 8432900]

約数ペア:

[(1, 8432900), (2, 4216450), (4, 2108225), (5, 1686580), (7, 1204700), (10, 843290), (14, 602350), (20, 421645), (25, 337316), (28, 301175), (35, 240940), (49, 172100), (50, 168658), (70, 120470), (98, 86050), (100, 84329), (140, 60235), (175, 48188), (196, 43025), (245, 34420), (350, 24094), (490, 17210), (700, 12047), (980, 8605), (1225, 6884), (1721, 4900), (2450, 3442)]