28356875

素因数分解:

$5^4\times {\mathrm{59}}^1\times {\mathrm{769}}^1$

素因数の和:848

約数の個数: 20

約数和(自身を含む): 36082200

約数和(自身を除く): 7725325

約数列:

[1, 5, 25, 59, 125, 295, 625, 769, 1475, 3845, 7375, 19225, 36875, 45371, 96125, 226855, 480625, 1134275, 5671375, 28356875]

約数ペア:

[(1, 28356875), (5, 5671375), (25, 1134275), (59, 480625), (125, 226855), (295, 96125), (625, 45371), (769, 36875), (1475, 19225), (3845, 7375)]