66879904

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:247

約数の個数: 144

約数和(自身を含む): 175556808

約数和(自身を除く): 108676904

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 49, 52, 56, 68, 91, 98, 104, 112, 119, 136, 182, 193, 196, 208, 221, 224, 238, 272, 364, 386, 392, 416, 442, 476, 544, 637, 728, 772, 784, 833, 884, 952, 1274, 1351, 1456, 1544, 1547, 1568, 1666, 1768, 1904, 2509, 2548, 2702, 2912, 3088, 3094, 3281, 3332, 3536, 3808, 5018, 5096, 5404, 6176, 6188, 6562, 6664, 7072, 9457, 10036, 10192, 10808, 10829, 12376, 13124, 13328, 17563, 18914, 20072, 20384, 21616, 21658, 22967, 24752, 26248, 26656, 35126, 37828, 40144, 42653, 43232, 43316, 45934, 49504, 52496, 70252, 75656, 80288, 85306, 86632, 91868, 104992, 122941, 140504, 151312, 160769, 170612, 173264, 183736, 245882, 281008, 298571, 302624, 321538, 341224, 346528, 367472, 491764, 562016, 597142, 643076, 682448, 734944, 983528, 1194284, 1286152, 1364896, 1967056, 2089997, 2388568, 2572304, 3934112, 4179994, 4777136, 5144608, 8359988, 9554272, 16719976, 33439952, 66879904]

約数ペア:

[(1, 66879904), (2, 33439952), (4, 16719976), (7, 9554272), (8, 8359988), (13, 5144608), (14, 4777136), (16, 4179994), (17, 3934112), (26, 2572304), (28, 2388568), (32, 2089997), (34, 1967056), (49, 1364896), (52, 1286152), (56, 1194284), (68, 983528), (91, 734944), (98, 682448), (104, 643076), (112, 597142), (119, 562016), (136, 491764), (182, 367472), (193, 346528), (196, 341224), (208, 321538), (221, 302624), (224, 298571), (238, 281008), (272, 245882), (364, 183736), (386, 173264), (392, 170612), (416, 160769), (442, 151312), (476, 140504), (544, 122941), (637, 104992), (728, 91868), (772, 86632), (784, 85306), (833, 80288), (884, 75656), (952, 70252), (1274, 52496), (1351, 49504), (1456, 45934), (1544, 43316), (1547, 43232), (1568, 42653), (1666, 40144), (1768, 37828), (1904, 35126), (2509, 26656), (2548, 26248), (2702, 24752), (2912, 22967), (3088, 21658), (3094, 21616), (3281, 20384), (3332, 20072), (3536, 18914), (3808, 17563), (5018, 13328), (5096, 13124), (5404, 12376), (6176, 10829), (6188, 10808), (6562, 10192), (6664, 10036), (7072, 9457)]