78724756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 164630592

約数和(自身を除く): 85905836

約数列:

[1, 2, 4, 11, 17, 22, 34, 41, 44, 68, 82, 151, 164, 187, 289, 302, 374, 451, 578, 604, 697, 748, 902, 1156, 1394, 1661, 1804, 2567, 2788, 3179, 3322, 5134, 6191, 6358, 6644, 7667, 10268, 11849, 12382, 12716, 15334, 23698, 24764, 28237, 30668, 43639, 47396, 56474, 68101, 87278, 105247, 112948, 130339, 136202, 174556, 210494, 260678, 272404, 420988, 480029, 521356, 960058, 1157717, 1789199, 1920116, 2315434, 3578398, 4630868, 7156796, 19681189, 39362378, 78724756]

約数ペア:

[(1, 78724756), (2, 39362378), (4, 19681189), (11, 7156796), (17, 4630868), (22, 3578398), (34, 2315434), (41, 1920116), (44, 1789199), (68, 1157717), (82, 960058), (151, 521356), (164, 480029), (187, 420988), (289, 272404), (302, 260678), (374, 210494), (451, 174556), (578, 136202), (604, 130339), (697, 112948), (748, 105247), (902, 87278), (1156, 68101), (1394, 56474), (1661, 47396), (1804, 43639), (2567, 30668), (2788, 28237), (3179, 24764), (3322, 23698), (5134, 15334), (6191, 12716), (6358, 12382), (6644, 11849), (7667, 10268)]