81152968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 175134960

約数和(自身を除く): 93981992

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 197, 221, 233, 394, 442, 466, 788, 884, 932, 1576, 1768, 1864, 2561, 3029, 3349, 3961, 5122, 6058, 6698, 7922, 10244, 12116, 13396, 15844, 20488, 24232, 26792, 31688, 43537, 45901, 51493, 87074, 91802, 102986, 174148, 183604, 205972, 348296, 367208, 411944, 596713, 780317, 1193426, 1560634, 2386852, 3121268, 4773704, 6242536, 10144121, 20288242, 40576484, 81152968]

約数ペア:

[(1, 81152968), (2, 40576484), (4, 20288242), (8, 10144121), (13, 6242536), (17, 4773704), (26, 3121268), (34, 2386852), (52, 1560634), (68, 1193426), (104, 780317), (136, 596713), (197, 411944), (221, 367208), (233, 348296), (394, 205972), (442, 183604), (466, 174148), (788, 102986), (884, 91802), (932, 87074), (1576, 51493), (1768, 45901), (1864, 43537), (2561, 31688), (3029, 26792), (3349, 24232), (3961, 20488), (5122, 15844), (6058, 13396), (6698, 12116), (7922, 10244)]