80754260

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{12983}}^1$

素因数の和:13303

約数の個数: 24

約数和(自身を含む): 170142336

約数和(自身を除く): 89388076

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 12983, 25966, 51932, 64915, 129830, 259660, 4037713, 8075426, 16150852, 20188565, 40377130, 80754260]

約数ペア:

[(1, 80754260), (2, 40377130), (4, 20188565), (5, 16150852), (10, 8075426), (20, 4037713), (311, 259660), (622, 129830), (1244, 64915), (1555, 51932), (3110, 25966), (6220, 12983)]