81657664

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6823}}^1$

素因数の和:6863

約数の個数: 56

約数和(自身を含む): 187195968

約数和(自身を除く): 105538304

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 136, 176, 187, 272, 352, 374, 544, 704, 748, 1088, 1496, 2992, 5984, 6823, 11968, 13646, 27292, 54584, 75053, 109168, 115991, 150106, 218336, 231982, 300212, 436672, 463964, 600424, 927928, 1200848, 1275901, 1855856, 2401696, 2551802, 3711712, 4803392, 5103604, 7423424, 10207208, 20414416, 40828832, 81657664]

約数ペア:

[(1, 81657664), (2, 40828832), (4, 20414416), (8, 10207208), (11, 7423424), (16, 5103604), (17, 4803392), (22, 3711712), (32, 2551802), (34, 2401696), (44, 1855856), (64, 1275901), (68, 1200848), (88, 927928), (136, 600424), (176, 463964), (187, 436672), (272, 300212), (352, 231982), (374, 218336), (544, 150106), (704, 115991), (748, 109168), (1088, 75053), (1496, 54584), (2992, 27292), (5984, 13646), (6823, 11968)]