68805625

素因数分解:

$5^4\times 7^1\times {\mathrm{15727}}^1$

素因数の和:15754

約数の個数: 20

約数和(自身を含む): 98268544

約数和(自身を除く): 29462919

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 4375, 15727, 78635, 110089, 393175, 550445, 1965875, 2752225, 9829375, 13761125, 68805625]

約数ペア:

[(1, 68805625), (5, 13761125), (7, 9829375), (25, 2752225), (35, 1965875), (125, 550445), (175, 393175), (625, 110089), (875, 78635), (4375, 15727)]