13189700

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{3217}}^1$

素因数の和:3272

約数の個数: 36

約数和(自身を含む): 29328852

約数和(自身を除く): 16139152

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 3217, 4100, 6434, 12868, 16085, 32170, 64340, 80425, 131897, 160850, 263794, 321700, 527588, 659485, 1318970, 2637940, 3297425, 6594850, 13189700]

約数ペア:

[(1, 13189700), (2, 6594850), (4, 3297425), (5, 2637940), (10, 1318970), (20, 659485), (25, 527588), (41, 321700), (50, 263794), (82, 160850), (100, 131897), (164, 80425), (205, 64340), (410, 32170), (820, 16085), (1025, 12868), (2050, 6434), (3217, 4100)]