255566984

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{81703}}^1$

素因数の和:81749

約数の個数: 32

約数和(自身を含む): 529441920

約数和(自身を除く): 273874936

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 391, 782, 1564, 3128, 81703, 163406, 326812, 653624, 1388951, 1879169, 2777902, 3758338, 5555804, 7516676, 11111608, 15033352, 31945873, 63891746, 127783492, 255566984]

約数ペア:

[(1, 255566984), (2, 127783492), (4, 63891746), (8, 31945873), (17, 15033352), (23, 11111608), (34, 7516676), (46, 5555804), (68, 3758338), (92, 2777902), (136, 1879169), (184, 1388951), (391, 653624), (782, 326812), (1564, 163406), (3128, 81703)]