68921216

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:192

約数の個数: 128

約数和(自身を含む): 173530560

約数和(自身を除く): 104609344

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 61, 64, 91, 97, 104, 112, 122, 128, 182, 194, 208, 224, 244, 364, 388, 416, 427, 448, 488, 679, 728, 776, 793, 832, 854, 896, 976, 1261, 1358, 1456, 1552, 1586, 1664, 1708, 1952, 2522, 2716, 2912, 3104, 3172, 3416, 3904, 5044, 5432, 5551, 5824, 5917, 6208, 6344, 6832, 7808, 8827, 10088, 10864, 11102, 11648, 11834, 12416, 12688, 13664, 17654, 20176, 21728, 22204, 23668, 25376, 27328, 35308, 40352, 41419, 43456, 44408, 47336, 50752, 54656, 70616, 76921, 80704, 82838, 86912, 88816, 94672, 101504, 141232, 153842, 161408, 165676, 177632, 189344, 282464, 307684, 331352, 355264, 378688, 538447, 564928, 615368, 662704, 710528, 757376, 1076894, 1129856, 1230736, 1325408, 2153788, 2461472, 2650816, 4307576, 4922944, 5301632, 8615152, 9845888, 17230304, 34460608, 68921216]

約数ペア:

[(1, 68921216), (2, 34460608), (4, 17230304), (7, 9845888), (8, 8615152), (13, 5301632), (14, 4922944), (16, 4307576), (26, 2650816), (28, 2461472), (32, 2153788), (52, 1325408), (56, 1230736), (61, 1129856), (64, 1076894), (91, 757376), (97, 710528), (104, 662704), (112, 615368), (122, 564928), (128, 538447), (182, 378688), (194, 355264), (208, 331352), (224, 307684), (244, 282464), (364, 189344), (388, 177632), (416, 165676), (427, 161408), (448, 153842), (488, 141232), (679, 101504), (728, 94672), (776, 88816), (793, 86912), (832, 82838), (854, 80704), (896, 76921), (976, 70616), (1261, 54656), (1358, 50752), (1456, 47336), (1552, 44408), (1586, 43456), (1664, 41419), (1708, 40352), (1952, 35308), (2522, 27328), (2716, 25376), (2912, 23668), (3104, 22204), (3172, 21728), (3416, 20176), (3904, 17654), (5044, 13664), (5432, 12688), (5551, 12416), (5824, 11834), (5917, 11648), (6208, 11102), (6344, 10864), (6832, 10088), (7808, 8827)]