81309844

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:385

約数の個数: 96

約数和(自身を含む): 192036096

約数和(自身を除く): 110726252

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 53, 68, 77, 106, 119, 154, 187, 212, 238, 293, 308, 371, 374, 476, 583, 586, 742, 748, 901, 1166, 1172, 1309, 1484, 1802, 2051, 2332, 2618, 3223, 3604, 4081, 4102, 4981, 5236, 6307, 6446, 8162, 8204, 9911, 9962, 12614, 12892, 15529, 16324, 19822, 19924, 22561, 25228, 31058, 34867, 39644, 45122, 54791, 62116, 69377, 69734, 90244, 108703, 109582, 138754, 139468, 170819, 217406, 219164, 263993, 277508, 341638, 383537, 434812, 527986, 683276, 767074, 1055972, 1195733, 1534148, 1847951, 2391466, 2903923, 3695902, 4782932, 5807846, 7391804, 11615692, 20327461, 40654922, 81309844]

約数ペア:

[(1, 81309844), (2, 40654922), (4, 20327461), (7, 11615692), (11, 7391804), (14, 5807846), (17, 4782932), (22, 3695902), (28, 2903923), (34, 2391466), (44, 1847951), (53, 1534148), (68, 1195733), (77, 1055972), (106, 767074), (119, 683276), (154, 527986), (187, 434812), (212, 383537), (238, 341638), (293, 277508), (308, 263993), (371, 219164), (374, 217406), (476, 170819), (583, 139468), (586, 138754), (742, 109582), (748, 108703), (901, 90244), (1166, 69734), (1172, 69377), (1309, 62116), (1484, 54791), (1802, 45122), (2051, 39644), (2332, 34867), (2618, 31058), (3223, 25228), (3604, 22561), (4081, 19924), (4102, 19822), (4981, 16324), (5236, 15529), (6307, 12892), (6446, 12614), (8162, 9962), (8204, 9911)]