11995625

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{1129}}^1$

素因数の和:1166

約数の個数: 20

約数和(自身を含む): 15885540

約数和(自身を除く): 3889915

約数列:

[1, 5, 17, 25, 85, 125, 425, 625, 1129, 2125, 5645, 10625, 19193, 28225, 95965, 141125, 479825, 705625, 2399125, 11995625]

約数ペア:

[(1, 11995625), (5, 2399125), (17, 705625), (25, 479825), (85, 141125), (125, 95965), (425, 28225), (625, 19193), (1129, 10625), (2125, 5645)]