80867968

素因数分解:

$2^7\times {\mathrm{317}}^1\times {\mathrm{1993}}^1$

素因数の和:2324

約数の個数: 32

約数和(自身を含む): 161693460

約数和(自身を除く): 80825492

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 317, 634, 1268, 1993, 2536, 3986, 5072, 7972, 10144, 15944, 20288, 31888, 40576, 63776, 127552, 255104, 631781, 1263562, 2527124, 5054248, 10108496, 20216992, 40433984, 80867968]

約数ペア:

[(1, 80867968), (2, 40433984), (4, 20216992), (8, 10108496), (16, 5054248), (32, 2527124), (64, 1263562), (128, 631781), (317, 255104), (634, 127552), (1268, 63776), (1993, 40576), (2536, 31888), (3986, 20288), (5072, 15944), (7972, 10144)]