81363587900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{13999}}^1$

素因数の和:14081

約数の個数: 216

約数和(自身を含む): 222235776000

約数和(自身を除く): 140872188100

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 25, 28, 35, 38, 46, 50, 70, 76, 92, 95, 100, 115, 133, 140, 161, 175, 190, 230, 266, 322, 350, 361, 380, 437, 460, 475, 532, 575, 644, 665, 700, 722, 805, 874, 950, 1150, 1330, 1444, 1610, 1748, 1805, 1900, 2185, 2300, 2527, 2660, 3059, 3220, 3325, 3610, 4025, 4370, 5054, 6118, 6650, 7220, 8050, 8303, 8740, 9025, 10108, 10925, 12236, 12635, 13300, 13999, 15295, 16100, 16606, 18050, 21850, 25270, 27998, 30590, 33212, 36100, 41515, 43700, 50540, 55996, 58121, 61180, 63175, 69995, 76475, 83030, 97993, 116242, 126350, 139990, 152950, 166060, 195986, 207575, 232484, 252700, 265981, 279980, 290605, 305900, 321977, 349975, 391972, 415150, 489965, 531962, 581210, 643954, 699950, 830300, 979930, 1063924, 1162420, 1287908, 1329905, 1399900, 1453025, 1609885, 1861867, 1959860, 2253839, 2449825, 2659810, 2906050, 3219770, 3723734, 4507678, 4899650, 5053639, 5319620, 5812100, 6117563, 6439540, 6649525, 7447468, 8049425, 9015356, 9309335, 9799300, 10107278, 11269195, 12235126, 13299050, 16098850, 18618670, 20214556, 22538390, 24470252, 25268195, 26598100, 30587815, 32197700, 35375473, 37237340, 42822941, 45076780, 46546675, 50536390, 56345975, 61175630, 70750946, 85645882, 93093350, 101072780, 112691950, 116233697, 122351260, 126340975, 141501892, 152939075, 171291764, 176877365, 186186700, 214114705, 225383900, 232467394, 252681950, 305878150, 353754730, 428229410, 464934788, 505363900, 581168485, 611756300, 707509460, 813635879, 856458820, 884386825, 1070573525, 1162336970, 1627271758, 1768773650, 2141147050, 2324673940, 2905842425, 3254543516, 3537547300, 4068179395, 4282294100, 5811684850, 8136358790, 11623369700, 16272717580, 20340896975, 40681793950, 81363587900]

約数ペア:

[(1, 81363587900), (2, 40681793950), (4, 20340896975), (5, 16272717580), (7, 11623369700), (10, 8136358790), (14, 5811684850), (19, 4282294100), (20, 4068179395), (23, 3537547300), (25, 3254543516), (28, 2905842425), (35, 2324673940), (38, 2141147050), (46, 1768773650), (50, 1627271758), (70, 1162336970), (76, 1070573525), (92, 884386825), (95, 856458820), (100, 813635879), (115, 707509460), (133, 611756300), (140, 581168485), (161, 505363900), (175, 464934788), (190, 428229410), (230, 353754730), (266, 305878150), (322, 252681950), (350, 232467394), (361, 225383900), (380, 214114705), (437, 186186700), (460, 176877365), (475, 171291764), (532, 152939075), (575, 141501892), (644, 126340975), (665, 122351260), (700, 116233697), (722, 112691950), (805, 101072780), (874, 93093350), (950, 85645882), (1150, 70750946), (1330, 61175630), (1444, 56345975), (1610, 50536390), (1748, 46546675), (1805, 45076780), (1900, 42822941), (2185, 37237340), (2300, 35375473), (2527, 32197700), (2660, 30587815), (3059, 26598100), (3220, 25268195), (3325, 24470252), (3610, 22538390), (4025, 20214556), (4370, 18618670), (5054, 16098850), (6118, 13299050), (6650, 12235126), (7220, 11269195), (8050, 10107278), (8303, 9799300), (8740, 9309335), (9025, 9015356), (10108, 8049425), (10925, 7447468), (12236, 6649525), (12635, 6439540), (13300, 6117563), (13999, 5812100), (15295, 5319620), (16100, 5053639), (16606, 4899650), (18050, 4507678), (21850, 3723734), (25270, 3219770), (27998, 2906050), (30590, 2659810), (33212, 2449825), (36100, 2253839), (41515, 1959860), (43700, 1861867), (50540, 1609885), (55996, 1453025), (58121, 1399900), (61180, 1329905), (63175, 1287908), (69995, 1162420), (76475, 1063924), (83030, 979930), (97993, 830300), (116242, 699950), (126350, 643954), (139990, 581210), (152950, 531962), (166060, 489965), (195986, 415150), (207575, 391972), (232484, 349975), (252700, 321977), (265981, 305900), (279980, 290605)]