80013790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{258109}}^1$

素因数の和:258147

約数の個数: 16

約数和(自身を含む): 148671360

約数和(自身を除く): 68657570

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 258109, 516218, 1290545, 2581090, 8001379, 16002758, 40006895, 80013790]

約数ペア:

[(1, 80013790), (2, 40006895), (5, 16002758), (10, 8001379), (31, 2581090), (62, 1290545), (155, 516218), (310, 258109)]