66721312

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:354

約数の個数: 96

約数和(自身を含む): 161239680

約数和(自身を除く): 94518368

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 61, 76, 112, 122, 133, 152, 224, 244, 257, 266, 304, 427, 488, 514, 532, 608, 854, 976, 1028, 1064, 1159, 1708, 1799, 1952, 2056, 2128, 2318, 3416, 3598, 4112, 4256, 4636, 4883, 6832, 7196, 8113, 8224, 9272, 9766, 13664, 14392, 15677, 16226, 18544, 19532, 28784, 31354, 32452, 34181, 37088, 39064, 57568, 62708, 64904, 68362, 78128, 109739, 125416, 129808, 136724, 156256, 219478, 250832, 259616, 273448, 297863, 438956, 501664, 546896, 595726, 877912, 1093792, 1191452, 1755824, 2085041, 2382904, 3511648, 4170082, 4765808, 8340164, 9531616, 16680328, 33360656, 66721312]

約数ペア:

[(1, 66721312), (2, 33360656), (4, 16680328), (7, 9531616), (8, 8340164), (14, 4765808), (16, 4170082), (19, 3511648), (28, 2382904), (32, 2085041), (38, 1755824), (56, 1191452), (61, 1093792), (76, 877912), (112, 595726), (122, 546896), (133, 501664), (152, 438956), (224, 297863), (244, 273448), (257, 259616), (266, 250832), (304, 219478), (427, 156256), (488, 136724), (514, 129808), (532, 125416), (608, 109739), (854, 78128), (976, 68362), (1028, 64904), (1064, 62708), (1159, 57568), (1708, 39064), (1799, 37088), (1952, 34181), (2056, 32452), (2128, 31354), (2318, 28784), (3416, 19532), (3598, 18544), (4112, 16226), (4256, 15677), (4636, 14392), (4883, 13664), (6832, 9766), (7196, 9272), (8113, 8224)]