81192228

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 214220160

約数和(自身を除く): 133027932

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 131, 137, 156, 174, 262, 274, 348, 377, 393, 411, 524, 548, 754, 786, 822, 1131, 1508, 1572, 1644, 1703, 1781, 2262, 3406, 3562, 3799, 3973, 4524, 5109, 5343, 6812, 7124, 7598, 7946, 10218, 10686, 11397, 11919, 15196, 15892, 17947, 20436, 21372, 22794, 23838, 35894, 45588, 47676, 49387, 51649, 53841, 71788, 98774, 103298, 107682, 148161, 154947, 197548, 206596, 215364, 233311, 296322, 309894, 466622, 520463, 592644, 619788, 699933, 933244, 1040926, 1399866, 1561389, 2081852, 2799732, 3122778, 6245556, 6766019, 13532038, 20298057, 27064076, 40596114, 81192228]

約数ペア:

[(1, 81192228), (2, 40596114), (3, 27064076), (4, 20298057), (6, 13532038), (12, 6766019), (13, 6245556), (26, 3122778), (29, 2799732), (39, 2081852), (52, 1561389), (58, 1399866), (78, 1040926), (87, 933244), (116, 699933), (131, 619788), (137, 592644), (156, 520463), (174, 466622), (262, 309894), (274, 296322), (348, 233311), (377, 215364), (393, 206596), (411, 197548), (524, 154947), (548, 148161), (754, 107682), (786, 103298), (822, 98774), (1131, 71788), (1508, 53841), (1572, 51649), (1644, 49387), (1703, 47676), (1781, 45588), (2262, 35894), (3406, 23838), (3562, 22794), (3799, 21372), (3973, 20436), (4524, 17947), (5109, 15892), (5343, 15196), (6812, 11919), (7124, 11397), (7598, 10686), (7946, 10218)]