87205172

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{75437}}^1$

素因数の和:75475

約数の個数: 18

約数和(自身を含む): 162116262

約数和(自身を除く): 74911090

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 75437, 150874, 301748, 1282429, 2564858, 5129716, 21801293, 43602586, 87205172]

約数ペア:

[(1, 87205172), (2, 43602586), (4, 21801293), (17, 5129716), (34, 2564858), (68, 1282429), (289, 301748), (578, 150874), (1156, 75437)]