82515760

素因数分解:

$2^4\times 5^1\times {\mathrm{1031447}}^1$

素因数の和:1031460

約数の個数: 20

約数和(自身を含む): 191849328

約数和(自身を除く): 109333568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1031447, 2062894, 4125788, 5157235, 8251576, 10314470, 16503152, 20628940, 41257880, 82515760]

約数ペア:

[(1, 82515760), (2, 41257880), (4, 20628940), (5, 16503152), (8, 10314470), (10, 8251576), (16, 5157235), (20, 4125788), (40, 2062894), (80, 1031447)]