50872849220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{1061}}^1$

素因数の和:1366

約数の個数: 144

約数和(自身を含む): 117259455600

約数和(自身を除く): 66386606380

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 229, 290, 361, 380, 458, 551, 580, 722, 916, 1061, 1102, 1145, 1444, 1805, 2122, 2204, 2290, 2755, 3610, 4244, 4351, 4580, 5305, 5510, 6641, 7220, 8702, 10469, 10610, 11020, 13282, 17404, 20159, 20938, 21220, 21755, 26564, 30769, 33205, 40318, 41876, 43510, 52345, 61538, 66410, 80636, 82669, 87020, 100795, 104690, 123076, 126179, 132820, 153845, 165338, 201590, 209380, 242969, 252358, 307690, 330676, 383021, 403180, 413345, 485938, 504716, 584611, 615380, 630895, 766042, 826690, 971876, 1169222, 1214845, 1261790, 1532084, 1653380, 1915105, 2338444, 2397401, 2429690, 2523580, 2923055, 3830210, 4616411, 4794802, 4859380, 5846110, 7046101, 7660420, 9232822, 9589604, 11107609, 11692220, 11987005, 14092202, 18465644, 22215218, 23082055, 23974010, 28184404, 35230505, 44430436, 46164110, 47948020, 55538045, 70461010, 87711809, 92328220, 111076090, 133875919, 140922020, 175423618, 222152180, 267751838, 350847236, 438559045, 535503676, 669379595, 877118090, 1338759190, 1754236180, 2543642461, 2677518380, 5087284922, 10174569844, 12718212305, 25436424610, 50872849220]

約数ペア:

[(1, 50872849220), (2, 25436424610), (4, 12718212305), (5, 10174569844), (10, 5087284922), (19, 2677518380), (20, 2543642461), (29, 1754236180), (38, 1338759190), (58, 877118090), (76, 669379595), (95, 535503676), (116, 438559045), (145, 350847236), (190, 267751838), (229, 222152180), (290, 175423618), (361, 140922020), (380, 133875919), (458, 111076090), (551, 92328220), (580, 87711809), (722, 70461010), (916, 55538045), (1061, 47948020), (1102, 46164110), (1145, 44430436), (1444, 35230505), (1805, 28184404), (2122, 23974010), (2204, 23082055), (2290, 22215218), (2755, 18465644), (3610, 14092202), (4244, 11987005), (4351, 11692220), (4580, 11107609), (5305, 9589604), (5510, 9232822), (6641, 7660420), (7220, 7046101), (8702, 5846110), (10469, 4859380), (10610, 4794802), (11020, 4616411), (13282, 3830210), (17404, 2923055), (20159, 2523580), (20938, 2429690), (21220, 2397401), (21755, 2338444), (26564, 1915105), (30769, 1653380), (33205, 1532084), (40318, 1261790), (41876, 1214845), (43510, 1169222), (52345, 971876), (61538, 826690), (66410, 766042), (80636, 630895), (82669, 615380), (87020, 584611), (100795, 504716), (104690, 485938), (123076, 413345), (126179, 403180), (132820, 383021), (153845, 330676), (165338, 307690), (201590, 252358), (209380, 242969)]