1949283700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:543

約数の個数: 216

約数和(自身を含む): 5386155264

約数和(自身を除く): 3436871564

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 49, 50, 52, 65, 70, 71, 91, 98, 100, 130, 140, 142, 175, 182, 196, 245, 260, 284, 325, 350, 355, 364, 431, 455, 490, 497, 637, 650, 700, 710, 862, 910, 923, 980, 994, 1225, 1274, 1300, 1420, 1724, 1775, 1820, 1846, 1988, 2155, 2275, 2450, 2485, 2548, 3017, 3185, 3479, 3550, 3692, 4310, 4550, 4615, 4900, 4970, 5603, 6034, 6370, 6461, 6958, 7100, 8620, 9100, 9230, 9940, 10775, 11206, 12068, 12425, 12740, 12922, 13916, 15085, 15925, 17395, 18460, 21119, 21550, 22412, 23075, 24850, 25844, 28015, 30170, 30601, 31850, 32305, 34790, 39221, 42238, 43100, 45227, 46150, 49700, 56030, 60340, 61202, 63700, 64610, 69580, 75425, 78442, 84476, 86975, 90454, 92300, 105595, 112060, 122404, 129220, 140075, 150850, 153005, 156884, 161525, 173950, 180908, 196105, 211190, 214207, 226135, 274547, 280150, 301700, 306010, 323050, 347900, 392210, 397813, 422380, 428414, 452270, 527975, 549094, 560300, 612020, 646100, 765025, 784420, 795626, 856828, 904540, 980525, 1055950, 1071035, 1098188, 1130675, 1372735, 1499449, 1530050, 1591252, 1961050, 1989065, 2111900, 2142070, 2261350, 2745470, 2784691, 2998898, 3060100, 3922100, 3978130, 4284140, 4522700, 5355175, 5490940, 5569382, 5997796, 6863675, 7497245, 7956260, 9945325, 10710350, 11138764, 13727350, 13923455, 14994490, 19492837, 19890650, 21420700, 27454700, 27846910, 29988980, 37486225, 38985674, 39781300, 55693820, 69617275, 74972450, 77971348, 97464185, 139234550, 149944900, 194928370, 278469100, 389856740, 487320925, 974641850, 1949283700]

約数ペア:

[(1, 1949283700), (2, 974641850), (4, 487320925), (5, 389856740), (7, 278469100), (10, 194928370), (13, 149944900), (14, 139234550), (20, 97464185), (25, 77971348), (26, 74972450), (28, 69617275), (35, 55693820), (49, 39781300), (50, 38985674), (52, 37486225), (65, 29988980), (70, 27846910), (71, 27454700), (91, 21420700), (98, 19890650), (100, 19492837), (130, 14994490), (140, 13923455), (142, 13727350), (175, 11138764), (182, 10710350), (196, 9945325), (245, 7956260), (260, 7497245), (284, 6863675), (325, 5997796), (350, 5569382), (355, 5490940), (364, 5355175), (431, 4522700), (455, 4284140), (490, 3978130), (497, 3922100), (637, 3060100), (650, 2998898), (700, 2784691), (710, 2745470), (862, 2261350), (910, 2142070), (923, 2111900), (980, 1989065), (994, 1961050), (1225, 1591252), (1274, 1530050), (1300, 1499449), (1420, 1372735), (1724, 1130675), (1775, 1098188), (1820, 1071035), (1846, 1055950), (1988, 980525), (2155, 904540), (2275, 856828), (2450, 795626), (2485, 784420), (2548, 765025), (3017, 646100), (3185, 612020), (3479, 560300), (3550, 549094), (3692, 527975), (4310, 452270), (4550, 428414), (4615, 422380), (4900, 397813), (4970, 392210), (5603, 347900), (6034, 323050), (6370, 306010), (6461, 301700), (6958, 280150), (7100, 274547), (8620, 226135), (9100, 214207), (9230, 211190), (9940, 196105), (10775, 180908), (11206, 173950), (12068, 161525), (12425, 156884), (12740, 153005), (12922, 150850), (13916, 140075), (15085, 129220), (15925, 122404), (17395, 112060), (18460, 105595), (21119, 92300), (21550, 90454), (22412, 86975), (23075, 84476), (24850, 78442), (25844, 75425), (28015, 69580), (30170, 64610), (30601, 63700), (31850, 61202), (32305, 60340), (34790, 56030), (39221, 49700), (42238, 46150), (43100, 45227)]