21148934080

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{16787}}^1$

素因数の和:16962

約数の個数: 112

約数和(自身を含む): 52397899776

約数和(自身を除く): 31248965696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 155, 160, 248, 254, 310, 320, 496, 508, 620, 635, 992, 1016, 1240, 1270, 1984, 2032, 2480, 2540, 3937, 4064, 4960, 5080, 7874, 8128, 9920, 10160, 15748, 16787, 19685, 20320, 31496, 33574, 39370, 40640, 62992, 67148, 78740, 83935, 125984, 134296, 157480, 167870, 251968, 268592, 314960, 335740, 520397, 537184, 629920, 671480, 1040794, 1074368, 1259840, 1342960, 2081588, 2131949, 2601985, 2685920, 4163176, 4263898, 5203970, 5371840, 8326352, 8527796, 10407940, 10659745, 16652704, 17055592, 20815880, 21319490, 33305408, 34111184, 41631760, 42638980, 66090419, 68222368, 83263520, 85277960, 132180838, 136444736, 166527040, 170555920, 264361676, 330452095, 341111840, 528723352, 660904190, 682223680, 1057446704, 1321808380, 2114893408, 2643616760, 4229786816, 5287233520, 10574467040, 21148934080]

約数ペア:

[(1, 21148934080), (2, 10574467040), (4, 5287233520), (5, 4229786816), (8, 2643616760), (10, 2114893408), (16, 1321808380), (20, 1057446704), (31, 682223680), (32, 660904190), (40, 528723352), (62, 341111840), (64, 330452095), (80, 264361676), (124, 170555920), (127, 166527040), (155, 136444736), (160, 132180838), (248, 85277960), (254, 83263520), (310, 68222368), (320, 66090419), (496, 42638980), (508, 41631760), (620, 34111184), (635, 33305408), (992, 21319490), (1016, 20815880), (1240, 17055592), (1270, 16652704), (1984, 10659745), (2032, 10407940), (2480, 8527796), (2540, 8326352), (3937, 5371840), (4064, 5203970), (4960, 4263898), (5080, 4163176), (7874, 2685920), (8128, 2601985), (9920, 2131949), (10160, 2081588), (15748, 1342960), (16787, 1259840), (19685, 1074368), (20320, 1040794), (31496, 671480), (33574, 629920), (39370, 537184), (40640, 520397), (62992, 335740), (67148, 314960), (78740, 268592), (83935, 251968), (125984, 167870), (134296, 157480)]