68742128

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1523}}^1$

素因数の和:1582

約数の個数: 80

約数和(自身を含む): 169322496

約数和(自身を除く): 100580368

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1523, 1612, 1736, 2821, 3046, 3224, 3472, 5642, 6092, 6448, 10661, 11284, 12184, 19799, 21322, 22568, 24368, 39598, 42644, 45136, 47213, 79196, 85288, 94426, 138593, 158392, 170576, 188852, 277186, 316784, 330491, 377704, 554372, 613769, 660982, 755408, 1108744, 1227538, 1321964, 2217488, 2455076, 2643928, 4296383, 4910152, 5287856, 8592766, 9820304, 17185532, 34371064, 68742128]

約数ペア:

[(1, 68742128), (2, 34371064), (4, 17185532), (7, 9820304), (8, 8592766), (13, 5287856), (14, 4910152), (16, 4296383), (26, 2643928), (28, 2455076), (31, 2217488), (52, 1321964), (56, 1227538), (62, 1108744), (91, 755408), (104, 660982), (112, 613769), (124, 554372), (182, 377704), (208, 330491), (217, 316784), (248, 277186), (364, 188852), (403, 170576), (434, 158392), (496, 138593), (728, 94426), (806, 85288), (868, 79196), (1456, 47213), (1523, 45136), (1612, 42644), (1736, 39598), (2821, 24368), (3046, 22568), (3224, 21322), (3472, 19799), (5642, 12184), (6092, 11284), (6448, 10661)]