86938100

素因数分解:

$2^2\times 5^2\times {\mathrm{869381}}^1$

素因数の和:869395

約数の個数: 18

約数和(自身を含む): 188655894

約数和(自身を除く): 101717794

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 869381, 1738762, 3477524, 4346905, 8693810, 17387620, 21734525, 43469050, 86938100]

約数ペア:

[(1, 86938100), (2, 43469050), (4, 21734525), (5, 17387620), (10, 8693810), (20, 4346905), (25, 3477524), (50, 1738762), (100, 869381)]