81867104

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13681}}^1$

素因数の和:13719

約数の個数: 48

約数和(自身を含む): 186184656

約数和(自身を除く): 104317552

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 136, 176, 187, 272, 352, 374, 544, 748, 1496, 2992, 5984, 13681, 27362, 54724, 109448, 150491, 218896, 232577, 300982, 437792, 465154, 601964, 930308, 1203928, 1860616, 2407856, 2558347, 3721232, 4815712, 5116694, 7442464, 10233388, 20466776, 40933552, 81867104]

約数ペア:

[(1, 81867104), (2, 40933552), (4, 20466776), (8, 10233388), (11, 7442464), (16, 5116694), (17, 4815712), (22, 3721232), (32, 2558347), (34, 2407856), (44, 1860616), (68, 1203928), (88, 930308), (136, 601964), (176, 465154), (187, 437792), (272, 300982), (352, 232577), (374, 218896), (544, 150491), (748, 109448), (1496, 54724), (2992, 27362), (5984, 13681)]