81992170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{630709}}^1$

素因数の和:630729

約数の個数: 16

約数和(自身を含む): 158938920

約数和(自身を除く): 76946750

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 630709, 1261418, 3153545, 6307090, 8199217, 16398434, 40996085, 81992170]

約数ペア:

[(1, 81992170), (2, 40996085), (5, 16398434), (10, 8199217), (13, 6307090), (26, 3153545), (65, 1261418), (130, 630709)]