16125215

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{419}}^1$

素因数の和:646

約数の個数: 16

約数和(自身を含む): 19958400

約数和(自身を除く): 3833185

約数列:

[1, 5, 43, 179, 215, 419, 895, 2095, 7697, 18017, 38485, 75001, 90085, 375005, 3225043, 16125215]

約数ペア:

[(1, 16125215), (5, 3225043), (43, 375005), (179, 90085), (215, 75001), (419, 38485), (895, 18017), (2095, 7697)]