81572504

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{784351}}^1$

素因数の和:784370

約数の個数: 16

約数和(自身を含む): 164713920

約数和(自身を除く): 83141416

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 784351, 1568702, 3137404, 6274808, 10196563, 20393126, 40786252, 81572504]

約数ペア:

[(1, 81572504), (2, 40786252), (4, 20393126), (8, 10196563), (13, 6274808), (26, 3137404), (52, 1568702), (104, 784351)]