65535680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1721}}^1$

素因数の和:1762

約数の個数: 112

約数和(自身を含む): 188951616

約数和(自身を除く): 123415936

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, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 595, 680, 952, 1088, 1120, 1190, 1360, 1721, 1904, 2240, 2380, 2720, 3442, 3808, 4760, 5440, 6884, 7616, 8605, 9520, 12047, 13768, 17210, 19040, 24094, 27536, 29257, 34420, 38080, 48188, 55072, 58514, 60235, 68840, 96376, 110144, 117028, 120470, 137680, 146285, 192752, 204799, 234056, 240940, 275360, 292570, 385504, 409598, 468112, 481880, 550720, 585140, 771008, 819196, 936224, 963760, 1023995, 1170280, 1638392, 1872448, 1927520, 2047990, 2340560, 3276784, 3855040, 4095980, 4681120, 6553568, 8191960, 9362240, 13107136, 16383920, 32767840, 65535680]

約数ペア:

[(1, 65535680), (2, 32767840), (4, 16383920), (5, 13107136), (7, 9362240), (8, 8191960), (10, 6553568), (14, 4681120), (16, 4095980), (17, 3855040), (20, 3276784), (28, 2340560), (32, 2047990), (34, 1927520), (35, 1872448), (40, 1638392), (56, 1170280), (64, 1023995), (68, 963760), (70, 936224), (80, 819196), (85, 771008), (112, 585140), (119, 550720), (136, 481880), (140, 468112), (160, 409598), (170, 385504), (224, 292570), (238, 275360), (272, 240940), (280, 234056), (320, 204799), (340, 192752), (448, 146285), (476, 137680), (544, 120470), (560, 117028), (595, 110144), (680, 96376), (952, 68840), (1088, 60235), (1120, 58514), (1190, 55072), (1360, 48188), (1721, 38080), (1904, 34420), (2240, 29257), (2380, 27536), (2720, 24094), (3442, 19040), (3808, 17210), (4760, 13768), (5440, 12047), (6884, 9520), (7616, 8605)]