39651175

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 50528016

約数和(自身を除く): 10876841

約数列:

[1, 5, 25, 83, 97, 197, 415, 485, 985, 2075, 2425, 4925, 8051, 16351, 19109, 40255, 81755, 95545, 201275, 408775, 477725, 1586047, 7930235, 39651175]

約数ペア:

[(1, 39651175), (5, 7930235), (25, 1586047), (83, 477725), (97, 408775), (197, 201275), (415, 95545), (485, 81755), (985, 40255), (2075, 19109), (2425, 16351), (4925, 8051)]