831875

素因数分解:

$5^4\times {\mathrm{11}}^3$

素因数の和:53

約数の個数: 20

約数和(自身を含む): 1143384

約数和(自身を除く): 311509

約数列:

[1, 5, 11, 25, 55, 121, 125, 275, 605, 625, 1331, 1375, 3025, 6655, 6875, 15125, 33275, 75625, 166375, 831875]

約数ペア:

[(1, 831875), (5, 166375), (11, 75625), (25, 33275), (55, 15125), (121, 6875), (125, 6655), (275, 3025), (605, 1375), (625, 1331)]