13440100

素因数分解:

$2^2\times 5^2\times {\mathrm{134401}}^1$

素因数の和:134415

約数の個数: 18

約数和(自身を含む): 29165234

約数和(自身を除く): 15725134

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 134401, 268802, 537604, 672005, 1344010, 2688020, 3360025, 6720050, 13440100]

約数ペア:

[(1, 13440100), (2, 6720050), (4, 3360025), (5, 2688020), (10, 1344010), (20, 672005), (25, 537604), (50, 268802), (100, 134401)]