80715425

素因数分解:

$5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{5557}}^1$

素因数の和:5657

約数の個数: 24

約数和(自身を含む): 115784256

約数和(自身を除く): 35068831

約数列:

[1, 5, 7, 25, 35, 83, 175, 415, 581, 2075, 2905, 5557, 14525, 27785, 38899, 138925, 194495, 461231, 972475, 2306155, 3228617, 11530775, 16143085, 80715425]

約数ペア:

[(1, 80715425), (5, 16143085), (7, 11530775), (25, 3228617), (35, 2306155), (83, 972475), (175, 461231), (415, 194495), (581, 138925), (2075, 38899), (2905, 27785), (5557, 14525)]