66475984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{677}}^1$

素因数の和:740

約数の個数: 60

約数和(自身を含む): 144141444

約数和(自身を除く): 77665460

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 361, 646, 677, 722, 1292, 1354, 1444, 2584, 2708, 2888, 5168, 5416, 5776, 6137, 10832, 11509, 12274, 12863, 23018, 24548, 25726, 46036, 49096, 51452, 92072, 98192, 102904, 184144, 205808, 218671, 244397, 437342, 488794, 874684, 977588, 1749368, 1955176, 3498736, 3910352, 4154749, 8309498, 16618996, 33237992, 66475984]

約数ペア:

[(1, 66475984), (2, 33237992), (4, 16618996), (8, 8309498), (16, 4154749), (17, 3910352), (19, 3498736), (34, 1955176), (38, 1749368), (68, 977588), (76, 874684), (136, 488794), (152, 437342), (272, 244397), (304, 218671), (323, 205808), (361, 184144), (646, 102904), (677, 98192), (722, 92072), (1292, 51452), (1354, 49096), (1444, 46036), (2584, 25726), (2708, 24548), (2888, 23018), (5168, 12863), (5416, 12274), (5776, 11509), (6137, 10832)]