65649920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:476

約数の個数: 144

約数和(自身を含む): 190729728

約数和(自身を除く): 125079808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 320, 340, 431, 448, 476, 544, 560, 595, 640, 680, 862, 896, 952, 1088, 1120, 1190, 1280, 1360, 1724, 1792, 1904, 2155, 2176, 2240, 2380, 2720, 3017, 3448, 3808, 4310, 4352, 4480, 4760, 5440, 6034, 6896, 7327, 7616, 8620, 8960, 9520, 10880, 12068, 13792, 14654, 15085, 15232, 17240, 19040, 21760, 24136, 27584, 29308, 30170, 30464, 34480, 36635, 38080, 48272, 51289, 55168, 58616, 60340, 68960, 73270, 76160, 96544, 102578, 110336, 117232, 120680, 137920, 146540, 152320, 193088, 205156, 234464, 241360, 256445, 275840, 293080, 386176, 410312, 468928, 482720, 512890, 551680, 586160, 772352, 820624, 937856, 965440, 1025780, 1172320, 1641248, 1875712, 1930880, 2051560, 2344640, 3282496, 3861760, 4103120, 4689280, 6564992, 8206240, 9378560, 13129984, 16412480, 32824960, 65649920]

約数ペア:

[(1, 65649920), (2, 32824960), (4, 16412480), (5, 13129984), (7, 9378560), (8, 8206240), (10, 6564992), (14, 4689280), (16, 4103120), (17, 3861760), (20, 3282496), (28, 2344640), (32, 2051560), (34, 1930880), (35, 1875712), (40, 1641248), (56, 1172320), (64, 1025780), (68, 965440), (70, 937856), (80, 820624), (85, 772352), (112, 586160), (119, 551680), (128, 512890), (136, 482720), (140, 468928), (160, 410312), (170, 386176), (224, 293080), (238, 275840), (256, 256445), (272, 241360), (280, 234464), (320, 205156), (340, 193088), (431, 152320), (448, 146540), (476, 137920), (544, 120680), (560, 117232), (595, 110336), (640, 102578), (680, 96544), (862, 76160), (896, 73270), (952, 68960), (1088, 60340), (1120, 58616), (1190, 55168), (1280, 51289), (1360, 48272), (1724, 38080), (1792, 36635), (1904, 34480), (2155, 30464), (2176, 30170), (2240, 29308), (2380, 27584), (2720, 24136), (3017, 21760), (3448, 19040), (3808, 17240), (4310, 15232), (4352, 15085), (4480, 14654), (4760, 13792), (5440, 12068), (6034, 10880), (6896, 9520), (7327, 8960), (7616, 8620)]