68829904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{449}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 159364800

約数和(自身を除く): 90534896

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 67, 88, 104, 134, 143, 176, 208, 268, 286, 449, 536, 572, 737, 871, 898, 1072, 1144, 1474, 1742, 1796, 2288, 2948, 3484, 3592, 4939, 5837, 5896, 6968, 7184, 9581, 9878, 11674, 11792, 13936, 19162, 19756, 23348, 30083, 38324, 39512, 46696, 60166, 64207, 76648, 79024, 93392, 120332, 128414, 153296, 240664, 256828, 330913, 391079, 481328, 513656, 661826, 782158, 1027312, 1323652, 1564316, 2647304, 3128632, 4301869, 5294608, 6257264, 8603738, 17207476, 34414952, 68829904]

約数ペア:

[(1, 68829904), (2, 34414952), (4, 17207476), (8, 8603738), (11, 6257264), (13, 5294608), (16, 4301869), (22, 3128632), (26, 2647304), (44, 1564316), (52, 1323652), (67, 1027312), (88, 782158), (104, 661826), (134, 513656), (143, 481328), (176, 391079), (208, 330913), (268, 256828), (286, 240664), (449, 153296), (536, 128414), (572, 120332), (737, 93392), (871, 79024), (898, 76648), (1072, 64207), (1144, 60166), (1474, 46696), (1742, 39512), (1796, 38324), (2288, 30083), (2948, 23348), (3484, 19756), (3592, 19162), (4939, 13936), (5837, 11792), (5896, 11674), (6968, 9878), (7184, 9581)]