205120168

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{313}}^1\times {\mathrm{677}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 424719540

約数和(自身を除く): 219599372

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 313, 484, 626, 677, 968, 1252, 1354, 2504, 2708, 3443, 5416, 6886, 7447, 13772, 14894, 27544, 29788, 37873, 59576, 75746, 81917, 151492, 163834, 211901, 302984, 327668, 423802, 655336, 847604, 1695208, 2330911, 4661822, 9323644, 18647288, 25640021, 51280042, 102560084, 205120168]

約数ペア:

[(1, 205120168), (2, 102560084), (4, 51280042), (8, 25640021), (11, 18647288), (22, 9323644), (44, 4661822), (88, 2330911), (121, 1695208), (242, 847604), (313, 655336), (484, 423802), (626, 327668), (677, 302984), (968, 211901), (1252, 163834), (1354, 151492), (2504, 81917), (2708, 75746), (3443, 59576), (5416, 37873), (6886, 29788), (7447, 27544), (13772, 14894)]