80813390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{17231}}^1$

素因数の和:17312

約数の個数: 32

約数和(自身を含む): 168735744

約数和(自身を除く): 87922354

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4690, 17231, 34462, 86155, 120617, 172310, 241234, 603085, 1154477, 1206170, 2308954, 5772385, 8081339, 11544770, 16162678, 40406695, 80813390]

約数ペア:

[(1, 80813390), (2, 40406695), (5, 16162678), (7, 11544770), (10, 8081339), (14, 5772385), (35, 2308954), (67, 1206170), (70, 1154477), (134, 603085), (335, 241234), (469, 172310), (670, 120617), (938, 86155), (2345, 34462), (4690, 17231)]