51761875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{7529}}^1$

素因数の和:7560

約数の個数: 20

約数和(自身を含む): 70571160

約数和(自身を除く): 18809285

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1375, 6875, 7529, 37645, 82819, 188225, 414095, 941125, 2070475, 4705625, 10352375, 51761875]

約数ペア:

[(1, 51761875), (5, 10352375), (11, 4705625), (25, 2070475), (55, 941125), (125, 414095), (275, 188225), (625, 82819), (1375, 37645), (6875, 7529)]