28101550

素因数分解:

$2^1\times 5^2\times {\mathrm{263}}^1\times {\mathrm{2137}}^1$

素因数の和:2412

約数の個数: 24

約数和(自身を含む): 52492176

約数和(自身を除く): 24390626

約数列:

[1, 2, 5, 10, 25, 50, 263, 526, 1315, 2137, 2630, 4274, 6575, 10685, 13150, 21370, 53425, 106850, 562031, 1124062, 2810155, 5620310, 14050775, 28101550]

約数ペア:

[(1, 28101550), (2, 14050775), (5, 5620310), (10, 2810155), (25, 1124062), (50, 562031), (263, 106850), (526, 53425), (1315, 21370), (2137, 13150), (2630, 10685), (4274, 6575)]