61688288

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{421}}^1$

素因数の和:691

約数の個数: 48

約数和(自身を含む): 128676240

約数和(自身を除く): 66987952

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 241, 304, 421, 482, 608, 842, 964, 1684, 1928, 3368, 3856, 4579, 6736, 7712, 7999, 9158, 13472, 15998, 18316, 31996, 36632, 63992, 73264, 101461, 127984, 146528, 202922, 255968, 405844, 811688, 1623376, 1927759, 3246752, 3855518, 7711036, 15422072, 30844144, 61688288]

約数ペア:

[(1, 61688288), (2, 30844144), (4, 15422072), (8, 7711036), (16, 3855518), (19, 3246752), (32, 1927759), (38, 1623376), (76, 811688), (152, 405844), (241, 255968), (304, 202922), (421, 146528), (482, 127984), (608, 101461), (842, 73264), (964, 63992), (1684, 36632), (1928, 31996), (3368, 18316), (3856, 15998), (4579, 13472), (6736, 9158), (7712, 7999)]