51056875

素因数分解:

$5^4\times {\mathrm{151}}^1\times {\mathrm{541}}^1$

素因数の和:712

約数の個数: 20

約数和(自身を含む): 64341904

約数和(自身を除く): 13285029

約数列:

[1, 5, 25, 125, 151, 541, 625, 755, 2705, 3775, 13525, 18875, 67625, 81691, 94375, 338125, 408455, 2042275, 10211375, 51056875]

約数ペア:

[(1, 51056875), (5, 10211375), (25, 2042275), (125, 408455), (151, 338125), (541, 94375), (625, 81691), (755, 67625), (2705, 18875), (3775, 13525)]