16290785

素因数分解:

$5^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:115

約数の個数: 40

約数和(自身を含む): 24200640

約数和(自身を除く): 7909855

約数列:

[1, 5, 7, 23, 35, 49, 59, 115, 161, 245, 295, 343, 413, 805, 1127, 1357, 1715, 2065, 2401, 2891, 5635, 6785, 7889, 9499, 12005, 14455, 20237, 39445, 47495, 55223, 66493, 101185, 141659, 276115, 332465, 465451, 708295, 2327255, 3258157, 16290785]

約数ペア:

[(1, 16290785), (5, 3258157), (7, 2327255), (23, 708295), (35, 465451), (49, 332465), (59, 276115), (115, 141659), (161, 101185), (245, 66493), (295, 55223), (343, 47495), (413, 39445), (805, 20237), (1127, 14455), (1357, 12005), (1715, 9499), (2065, 7889), (2401, 6785), (2891, 5635)]