77915968

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1319}}^1$

素因数の和:1415

約数の個数: 56

約数和(自身を含む): 168981120

約数和(自身を除く): 91065152

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 71, 104, 142, 208, 284, 416, 568, 832, 923, 1136, 1319, 1846, 2272, 2638, 3692, 4544, 5276, 7384, 10552, 14768, 17147, 21104, 29536, 34294, 42208, 59072, 68588, 84416, 93649, 137176, 187298, 274352, 374596, 548704, 749192, 1097408, 1217437, 1498384, 2434874, 2996768, 4869748, 5993536, 9739496, 19478992, 38957984, 77915968]

約数ペア:

[(1, 77915968), (2, 38957984), (4, 19478992), (8, 9739496), (13, 5993536), (16, 4869748), (26, 2996768), (32, 2434874), (52, 1498384), (64, 1217437), (71, 1097408), (104, 749192), (142, 548704), (208, 374596), (284, 274352), (416, 187298), (568, 137176), (832, 93649), (923, 84416), (1136, 68588), (1319, 59072), (1846, 42208), (2272, 34294), (2638, 29536), (3692, 21104), (4544, 17147), (5276, 14768), (7384, 10552)]