71027690

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^2\times {\mathrm{1409}}^1$

素因数の和:1558

約数の個数: 24

約数和(自身を含む): 129767940

約数和(自身を除く): 58740250

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 1409, 2818, 5041, 7045, 10082, 14090, 25205, 50410, 100039, 200078, 500195, 1000390, 7102769, 14205538, 35513845, 71027690]

約数ペア:

[(1, 71027690), (2, 35513845), (5, 14205538), (10, 7102769), (71, 1000390), (142, 500195), (355, 200078), (710, 100039), (1409, 50410), (2818, 25205), (5041, 14090), (7045, 10082)]