66315776

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:455

約数の個数: 80

約数和(自身を含む): 148048560

約数和(自身を除く): 81732784

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 256, 272, 304, 323, 401, 512, 544, 608, 646, 802, 1088, 1216, 1292, 1604, 2176, 2432, 2584, 3208, 4352, 4864, 5168, 6416, 6817, 7619, 8704, 9728, 10336, 12832, 13634, 15238, 20672, 25664, 27268, 30476, 41344, 51328, 54536, 60952, 82688, 102656, 109072, 121904, 129523, 165376, 205312, 218144, 243808, 259046, 436288, 487616, 518092, 872576, 975232, 1036184, 1745152, 1950464, 2072368, 3490304, 3900928, 4144736, 8289472, 16578944, 33157888, 66315776]

約数ペア:

[(1, 66315776), (2, 33157888), (4, 16578944), (8, 8289472), (16, 4144736), (17, 3900928), (19, 3490304), (32, 2072368), (34, 1950464), (38, 1745152), (64, 1036184), (68, 975232), (76, 872576), (128, 518092), (136, 487616), (152, 436288), (256, 259046), (272, 243808), (304, 218144), (323, 205312), (401, 165376), (512, 129523), (544, 121904), (608, 109072), (646, 102656), (802, 82688), (1088, 60952), (1216, 54536), (1292, 51328), (1604, 41344), (2176, 30476), (2432, 27268), (2584, 25664), (3208, 20672), (4352, 15238), (4864, 13634), (5168, 12832), (6416, 10336), (6817, 9728), (7619, 8704)]