64439125

素因数分解:

$5^3\times {\mathrm{83}}^1\times {\mathrm{6211}}^1$

素因数の和:6309

約数の個数: 16

約数和(自身を含む): 81402048

約数和(自身を除く): 16962923

約数列:

[1, 5, 25, 83, 125, 415, 2075, 6211, 10375, 31055, 155275, 515513, 776375, 2577565, 12887825, 64439125]

約数ペア:

[(1, 64439125), (5, 12887825), (25, 2577565), (83, 776375), (125, 515513), (415, 155275), (2075, 31055), (6211, 10375)]