256485770

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{309019}}^1$

素因数の和:309109

約数の個数: 16

約数和(自身を含む): 467238240

約数和(自身を除く): 210752470

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 309019, 618038, 1545095, 3090190, 25648577, 51297154, 128242885, 256485770]

約数ペア:

[(1, 256485770), (2, 128242885), (5, 51297154), (10, 25648577), (83, 3090190), (166, 1545095), (415, 618038), (830, 309019)]