68967808

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:256

約数の個数: 128

約数和(自身を含む): 175472640

約数和(自身を除く): 106504832

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 91, 104, 112, 124, 128, 182, 191, 208, 217, 224, 248, 364, 382, 403, 416, 434, 448, 496, 728, 764, 806, 832, 868, 896, 992, 1337, 1456, 1528, 1612, 1664, 1736, 1984, 2483, 2674, 2821, 2912, 3056, 3224, 3472, 3968, 4966, 5348, 5642, 5824, 5921, 6112, 6448, 6944, 9932, 10696, 11284, 11648, 11842, 12224, 12896, 13888, 17381, 19864, 21392, 22568, 23684, 24448, 25792, 27776, 34762, 39728, 41447, 42784, 45136, 47368, 51584, 69524, 76973, 79456, 82894, 85568, 90272, 94736, 139048, 153946, 158912, 165788, 171136, 180544, 189472, 278096, 307892, 317824, 331576, 361088, 378944, 538811, 556192, 615784, 663152, 757888, 1077622, 1112384, 1231568, 1326304, 2155244, 2224768, 2463136, 2652608, 4310488, 4926272, 5305216, 8620976, 9852544, 17241952, 34483904, 68967808]

約数ペア:

[(1, 68967808), (2, 34483904), (4, 17241952), (7, 9852544), (8, 8620976), (13, 5305216), (14, 4926272), (16, 4310488), (26, 2652608), (28, 2463136), (31, 2224768), (32, 2155244), (52, 1326304), (56, 1231568), (62, 1112384), (64, 1077622), (91, 757888), (104, 663152), (112, 615784), (124, 556192), (128, 538811), (182, 378944), (191, 361088), (208, 331576), (217, 317824), (224, 307892), (248, 278096), (364, 189472), (382, 180544), (403, 171136), (416, 165788), (434, 158912), (448, 153946), (496, 139048), (728, 94736), (764, 90272), (806, 85568), (832, 82894), (868, 79456), (896, 76973), (992, 69524), (1337, 51584), (1456, 47368), (1528, 45136), (1612, 42784), (1664, 41447), (1736, 39728), (1984, 34762), (2483, 27776), (2674, 25792), (2821, 24448), (2912, 23684), (3056, 22568), (3224, 21392), (3472, 19864), (3968, 17381), (4966, 13888), (5348, 12896), (5642, 12224), (5824, 11842), (5921, 11648), (6112, 11284), (6448, 10696), (6944, 9932)]