214080625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{31139}}^1$

素因数の和:31170

約数の個数: 20

約数和(自身を含む): 291844080

約数和(自身を除く): 77763455

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1375, 6875, 31139, 155695, 342529, 778475, 1712645, 3892375, 8563225, 19461875, 42816125, 214080625]

約数ペア:

[(1, 214080625), (5, 42816125), (11, 19461875), (25, 8563225), (55, 3892375), (125, 1712645), (275, 778475), (625, 342529), (1375, 155695), (6875, 31139)]