201688640

素因数分解:

$2^6\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1663}}^1$

素因数の和:2059

約数の個数: 56

約数和(自身を含む): 481827840

約数和(自身を除く): 280139200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 379, 758, 1516, 1663, 1895, 3032, 3326, 3790, 6064, 6652, 7580, 8315, 12128, 13304, 15160, 16630, 24256, 26608, 30320, 33260, 53216, 60640, 66520, 106432, 121280, 133040, 266080, 532160, 630277, 1260554, 2521108, 3151385, 5042216, 6302770, 10084432, 12605540, 20168864, 25211080, 40337728, 50422160, 100844320, 201688640]

約数ペア:

[(1, 201688640), (2, 100844320), (4, 50422160), (5, 40337728), (8, 25211080), (10, 20168864), (16, 12605540), (20, 10084432), (32, 6302770), (40, 5042216), (64, 3151385), (80, 2521108), (160, 1260554), (320, 630277), (379, 532160), (758, 266080), (1516, 133040), (1663, 121280), (1895, 106432), (3032, 66520), (3326, 60640), (3790, 53216), (6064, 33260), (6652, 30320), (7580, 26608), (8315, 24256), (12128, 16630), (13304, 15160)]