261329120630

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21529}}^1\times {\mathrm{28229}}^1$

素因数の和:49808

約数の個数: 32

約数和(自身を含む): 481371184800

約数和(自身を除く): 220042064170

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 21529, 28229, 43058, 56458, 107645, 141145, 215290, 282290, 925747, 1213847, 1851494, 2427694, 4628735, 6069235, 9257470, 12138470, 607742141, 1215484282, 3038710705, 6077421410, 26132912063, 52265824126, 130664560315, 261329120630]

約数ペア:

[(1, 261329120630), (2, 130664560315), (5, 52265824126), (10, 26132912063), (43, 6077421410), (86, 3038710705), (215, 1215484282), (430, 607742141), (21529, 12138470), (28229, 9257470), (43058, 6069235), (56458, 4628735), (107645, 2427694), (141145, 1851494), (215290, 1213847), (282290, 925747)]