413204375

素因数分解:

$5^4\times {\mathrm{157}}^1\times {\mathrm{4211}}^1$

素因数の和:4388

約数の個数: 20

約数和(自身を含む): 519752376

約数和(自身を除く): 106548001

約数列:

[1, 5, 25, 125, 157, 625, 785, 3925, 4211, 19625, 21055, 98125, 105275, 526375, 661127, 2631875, 3305635, 16528175, 82640875, 413204375]

約数ペア:

[(1, 413204375), (5, 82640875), (25, 16528175), (125, 3305635), (157, 2631875), (625, 661127), (785, 526375), (3925, 105275), (4211, 98125), (19625, 21055)]