21922925

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 28123200

約数和(自身を除く): 6200275

約数列:

[1, 5, 25, 59, 89, 167, 295, 445, 835, 1475, 2225, 4175, 5251, 9853, 14863, 26255, 49265, 74315, 131275, 246325, 371575, 876917, 4384585, 21922925]

約数ペア:

[(1, 21922925), (5, 4384585), (25, 876917), (59, 371575), (89, 246325), (167, 131275), (295, 74315), (445, 49265), (835, 26255), (1475, 14863), (2225, 9853), (4175, 5251)]