68876288

素因数分解:

$2^{11}\times {\mathrm{13}}^2\times {\mathrm{199}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 149877000

約数和(自身を除く): 81000712

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 199, 208, 256, 338, 398, 416, 512, 676, 796, 832, 1024, 1352, 1592, 1664, 2048, 2587, 2704, 3184, 3328, 5174, 5408, 6368, 6656, 10348, 10816, 12736, 13312, 20696, 21632, 25472, 26624, 33631, 41392, 43264, 50944, 67262, 82784, 86528, 101888, 134524, 165568, 173056, 203776, 269048, 331136, 346112, 407552, 538096, 662272, 1076192, 1324544, 2152384, 2649088, 4304768, 5298176, 8609536, 17219072, 34438144, 68876288]

約数ペア:

[(1, 68876288), (2, 34438144), (4, 17219072), (8, 8609536), (13, 5298176), (16, 4304768), (26, 2649088), (32, 2152384), (52, 1324544), (64, 1076192), (104, 662272), (128, 538096), (169, 407552), (199, 346112), (208, 331136), (256, 269048), (338, 203776), (398, 173056), (416, 165568), (512, 134524), (676, 101888), (796, 86528), (832, 82784), (1024, 67262), (1352, 50944), (1592, 43264), (1664, 41392), (2048, 33631), (2587, 26624), (2704, 25472), (3184, 21632), (3328, 20696), (5174, 13312), (5408, 12736), (6368, 10816), (6656, 10348)]