68219776

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 145741680

約数和(自身を除く): 77521904

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 107, 128, 136, 214, 272, 293, 428, 544, 586, 856, 1088, 1172, 1712, 1819, 2176, 2344, 3424, 3638, 4688, 4981, 6848, 7276, 9376, 9962, 13696, 14552, 18752, 19924, 29104, 31351, 37504, 39848, 58208, 62702, 79696, 116416, 125404, 159392, 232832, 250808, 318784, 501616, 532967, 637568, 1003232, 1065934, 2006464, 2131868, 4012928, 4263736, 8527472, 17054944, 34109888, 68219776]

約数ペア:

[(1, 68219776), (2, 34109888), (4, 17054944), (8, 8527472), (16, 4263736), (17, 4012928), (32, 2131868), (34, 2006464), (64, 1065934), (68, 1003232), (107, 637568), (128, 532967), (136, 501616), (214, 318784), (272, 250808), (293, 232832), (428, 159392), (544, 125404), (586, 116416), (856, 79696), (1088, 62702), (1172, 58208), (1712, 39848), (1819, 37504), (2176, 31351), (2344, 29104), (3424, 19924), (3638, 18752), (4688, 14552), (4981, 13696), (6848, 9962), (7276, 9376)]