31049225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1699}}^1$

素因数の和:1769

約数の個数: 24

約数和(自身を含む): 41738400

約数和(自身を除く): 10689175

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 731, 1075, 1699, 3655, 8495, 18275, 28883, 42475, 73057, 144415, 365285, 722075, 1241969, 1826425, 6209845, 31049225]

約数ペア:

[(1, 31049225), (5, 6209845), (17, 1826425), (25, 1241969), (43, 722075), (85, 365285), (215, 144415), (425, 73057), (731, 42475), (1075, 28883), (1699, 18275), (3655, 8495)]