80323390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{12893}}^1$

素因数の和:12996

約数の個数: 32

約数和(自身を含む): 167106240

約数和(自身を除く): 86782850

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 12893, 25786, 64465, 90251, 128930, 180502, 451255, 902510, 1147477, 2294954, 5737385, 8032339, 11474770, 16064678, 40161695, 80323390]

約数ペア:

[(1, 80323390), (2, 40161695), (5, 16064678), (7, 11474770), (10, 8032339), (14, 5737385), (35, 2294954), (70, 1147477), (89, 902510), (178, 451255), (445, 180502), (623, 128930), (890, 90251), (1246, 64465), (3115, 25786), (6230, 12893)]