66710690

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{162709}}^1$

素因数の和:162757

約数の個数: 16

約数和(自身を含む): 123008760

約数和(自身を除く): 56298070

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 162709, 325418, 813545, 1627090, 6671069, 13342138, 33355345, 66710690]

約数ペア:

[(1, 66710690), (2, 33355345), (5, 13342138), (10, 6671069), (41, 1627090), (82, 813545), (205, 325418), (410, 162709)]