1380825038900

素因数分解:

$2^2\times 5^2\times {\mathrm{13808250389}}^1$

素因数の和:13808250403

約数の個数: 18

約数和(自身を含む): 2996390334630

約数和(自身を除く): 1615565295730

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 13808250389, 27616500778, 55233001556, 69041251945, 138082503890, 276165007780, 345206259725, 690412519450, 1380825038900]

約数ペア:

[(1, 1380825038900), (2, 690412519450), (4, 345206259725), (5, 276165007780), (10, 138082503890), (20, 69041251945), (25, 55233001556), (50, 27616500778), (100, 13808250389)]