81175016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{16607}}^1$

素因数の和:16673

約数の個数: 32

約数和(自身を含む): 167408640

約数和(自身を除く): 86233624

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 4888, 16607, 33214, 66428, 132856, 215891, 431782, 780529, 863564, 1561058, 1727128, 3122116, 6244232, 10146877, 20293754, 40587508, 81175016]

約数ペア:

[(1, 81175016), (2, 40587508), (4, 20293754), (8, 10146877), (13, 6244232), (26, 3122116), (47, 1727128), (52, 1561058), (94, 863564), (104, 780529), (188, 431782), (376, 215891), (611, 132856), (1222, 66428), (2444, 33214), (4888, 16607)]