85280249470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{656001919}}^1$

素因数の和:656001939

約数の個数: 16

約数和(自身を含む): 165312483840

約数和(自身を除く): 80032234370

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 656001919, 1312003838, 3280009595, 6560019190, 8528024947, 17056049894, 42640124735, 85280249470]

約数ペア:

[(1, 85280249470), (2, 42640124735), (5, 17056049894), (10, 8528024947), (13, 6560019190), (26, 3280009595), (65, 1312003838), (130, 656001919)]