71575520

素因数分解:

$2^5\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1663}}^1$

素因数の和:1947

約数の個数: 48

約数和(自身を含む): 169827840

約数和(自身を除く): 98252320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 269, 538, 1076, 1345, 1663, 2152, 2690, 3326, 4304, 5380, 6652, 8315, 8608, 10760, 13304, 16630, 21520, 26608, 33260, 43040, 53216, 66520, 133040, 266080, 447347, 894694, 1789388, 2236735, 3578776, 4473470, 7157552, 8946940, 14315104, 17893880, 35787760, 71575520]

約数ペア:

[(1, 71575520), (2, 35787760), (4, 17893880), (5, 14315104), (8, 8946940), (10, 7157552), (16, 4473470), (20, 3578776), (32, 2236735), (40, 1789388), (80, 894694), (160, 447347), (269, 266080), (538, 133040), (1076, 66520), (1345, 53216), (1663, 43040), (2152, 33260), (2690, 26608), (3326, 21520), (4304, 16630), (5380, 13304), (6652, 10760), (8315, 8608)]