80492928520

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{18806759}}^1$

素因数の和:18806877

約数の個数: 32

約数和(自身を含む): 182801707200

約数和(自身を除く): 102308778680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 18806759, 37613518, 75227036, 94033795, 150454072, 188067590, 376135180, 752270360, 2012323213, 4024646426, 8049292852, 10061616065, 16098585704, 20123232130, 40246464260, 80492928520]

約数ペア:

[(1, 80492928520), (2, 40246464260), (4, 20123232130), (5, 16098585704), (8, 10061616065), (10, 8049292852), (20, 4024646426), (40, 2012323213), (107, 752270360), (214, 376135180), (428, 188067590), (535, 150454072), (856, 94033795), (1070, 75227036), (2140, 37613518), (4280, 18806759)]