2520925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 3481920

約数和(自身を除く): 960995

約数列:

[1, 5, 11, 25, 55, 89, 103, 275, 445, 515, 979, 1133, 2225, 2575, 4895, 5665, 9167, 24475, 28325, 45835, 100837, 229175, 504185, 2520925]

約数ペア:

[(1, 2520925), (5, 504185), (11, 229175), (25, 100837), (55, 45835), (89, 28325), (103, 24475), (275, 9167), (445, 5665), (515, 4895), (979, 2575), (1133, 2225)]