81696832

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^2\times {\mathrm{631}}^1$

素因数の和:684

約数の個数: 84

約数和(自身を含む): 197128384

約数和(自身を除く): 115431552

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 136, 224, 238, 272, 289, 448, 476, 544, 578, 631, 952, 1088, 1156, 1262, 1904, 2023, 2312, 2524, 3808, 4046, 4417, 4624, 5048, 7616, 8092, 8834, 9248, 10096, 10727, 16184, 17668, 18496, 20192, 21454, 32368, 35336, 40384, 42908, 64736, 70672, 75089, 85816, 129472, 141344, 150178, 171632, 182359, 282688, 300356, 343264, 364718, 600712, 686528, 729436, 1201424, 1276513, 1458872, 2402848, 2553026, 2917744, 4805696, 5106052, 5835488, 10212104, 11670976, 20424208, 40848416, 81696832]

約数ペア:

[(1, 81696832), (2, 40848416), (4, 20424208), (7, 11670976), (8, 10212104), (14, 5835488), (16, 5106052), (17, 4805696), (28, 2917744), (32, 2553026), (34, 2402848), (56, 1458872), (64, 1276513), (68, 1201424), (112, 729436), (119, 686528), (136, 600712), (224, 364718), (238, 343264), (272, 300356), (289, 282688), (448, 182359), (476, 171632), (544, 150178), (578, 141344), (631, 129472), (952, 85816), (1088, 75089), (1156, 70672), (1262, 64736), (1904, 42908), (2023, 40384), (2312, 35336), (2524, 32368), (3808, 21454), (4046, 20192), (4417, 18496), (4624, 17668), (5048, 16184), (7616, 10727), (8092, 10096), (8834, 9248)]