20883625

素因数分解:

$5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{823}}^1$

素因数の和:874

約数の個数: 32

約数和(自身を含む): 30850560

約数和(自身を除く): 9966935

約数列:

[1, 5, 7, 25, 29, 35, 125, 145, 175, 203, 725, 823, 875, 1015, 3625, 4115, 5075, 5761, 20575, 23867, 25375, 28805, 102875, 119335, 144025, 167069, 596675, 720125, 835345, 2983375, 4176725, 20883625]

約数ペア:

[(1, 20883625), (5, 4176725), (7, 2983375), (25, 835345), (29, 720125), (35, 596675), (125, 167069), (145, 144025), (175, 119335), (203, 102875), (725, 28805), (823, 25375), (875, 23867), (1015, 20575), (3625, 5761), (4115, 5075)]