8010808

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 17962560

約数和(自身を除く): 9951752

約数列:

[1, 2, 4, 8, 13, 17, 23, 26, 34, 46, 52, 68, 92, 104, 136, 184, 197, 221, 299, 391, 394, 442, 598, 782, 788, 884, 1196, 1564, 1576, 1768, 2392, 2561, 3128, 3349, 4531, 5083, 5122, 6698, 9062, 10166, 10244, 13396, 18124, 20332, 20488, 26792, 36248, 40664, 43537, 58903, 77027, 87074, 117806, 154054, 174148, 235612, 308108, 348296, 471224, 616216, 1001351, 2002702, 4005404, 8010808]

約数ペア:

[(1, 8010808), (2, 4005404), (4, 2002702), (8, 1001351), (13, 616216), (17, 471224), (23, 348296), (26, 308108), (34, 235612), (46, 174148), (52, 154054), (68, 117806), (92, 87074), (104, 77027), (136, 58903), (184, 43537), (197, 40664), (221, 36248), (299, 26792), (391, 20488), (394, 20332), (442, 18124), (598, 13396), (782, 10244), (788, 10166), (884, 9062), (1196, 6698), (1564, 5122), (1576, 5083), (1768, 4531), (2392, 3349), (2561, 3128)]