19528022225

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{1759}}^1\times {\mathrm{10831}}^1$

素因数の和:12641

約数の個数: 24

約数和(自身を含む): 24821744640

約数和(自身を除く): 5293722415

約数列:

[1, 5, 25, 41, 205, 1025, 1759, 8795, 10831, 43975, 54155, 72119, 270775, 360595, 444071, 1802975, 2220355, 11101775, 19051729, 95258645, 476293225, 781120889, 3905604445, 19528022225]

約数ペア:

[(1, 19528022225), (5, 3905604445), (25, 781120889), (41, 476293225), (205, 95258645), (1025, 19051729), (1759, 11101775), (8795, 2220355), (10831, 1802975), (43975, 444071), (54155, 360595), (72119, 270775)]