231509825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{6563}}^1$

素因数の和:6673

約数の個数: 24

約数和(自身を含む): 307667808

約数和(自身を除く): 76157983

約数列:

[1, 5, 17, 25, 83, 85, 415, 425, 1411, 2075, 6563, 7055, 32815, 35275, 111571, 164075, 544729, 557855, 2723645, 2789275, 9260393, 13618225, 46301965, 231509825]

約数ペア:

[(1, 231509825), (5, 46301965), (17, 13618225), (25, 9260393), (83, 2789275), (85, 2723645), (415, 557855), (425, 544729), (1411, 164075), (2075, 111571), (6563, 35275), (7055, 32815)]