26208400

素因数分解:

$2^4\times 5^2\times {\mathrm{65521}}^1$

素因数の和:65539

約数の個数: 30

約数和(自身を含む): 62966642

約数和(自身を除く): 36758242

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 65521, 131042, 262084, 327605, 524168, 655210, 1048336, 1310420, 1638025, 2620840, 3276050, 5241680, 6552100, 13104200, 26208400]

約数ペア:

[(1, 26208400), (2, 13104200), (4, 6552100), (5, 5241680), (8, 3276050), (10, 2620840), (16, 1638025), (20, 1310420), (25, 1048336), (40, 655210), (50, 524168), (80, 327605), (100, 262084), (200, 131042), (400, 65521)]