201215485

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{81629}}^1$

素因数の和:81680

約数の個数: 16

約数和(自身を含む): 264481200

約数和(自身を除く): 63265715

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 81629, 408145, 1387693, 2367241, 6938465, 11836205, 40243097, 201215485]

約数ペア:

[(1, 201215485), (5, 40243097), (17, 11836205), (29, 6938465), (85, 2367241), (145, 1387693), (493, 408145), (2465, 81629)]