47720275

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2389}}^1$

素因数の和:2463

約数の個数: 24

約数和(自身を含む): 64013760

約数和(自身を除く): 16293485

約数列:

[1, 5, 17, 25, 47, 85, 235, 425, 799, 1175, 2389, 3995, 11945, 19975, 40613, 59725, 112283, 203065, 561415, 1015325, 1908811, 2807075, 9544055, 47720275]

約数ペア:

[(1, 47720275), (5, 9544055), (17, 2807075), (25, 1908811), (47, 1015325), (85, 561415), (235, 203065), (425, 112283), (799, 59725), (1175, 40613), (2389, 19975), (3995, 11945)]