8280080

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 20623680

約数和(自身を除く): 12343600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 43, 58, 80, 83, 86, 116, 145, 166, 172, 215, 232, 290, 332, 344, 415, 430, 464, 580, 664, 688, 830, 860, 1160, 1247, 1328, 1660, 1720, 2320, 2407, 2494, 3320, 3440, 3569, 4814, 4988, 6235, 6640, 7138, 9628, 9976, 12035, 12470, 14276, 17845, 19256, 19952, 24070, 24940, 28552, 35690, 38512, 48140, 49880, 57104, 71380, 96280, 99760, 103501, 142760, 192560, 207002, 285520, 414004, 517505, 828008, 1035010, 1656016, 2070020, 4140040, 8280080]

約数ペア:

[(1, 8280080), (2, 4140040), (4, 2070020), (5, 1656016), (8, 1035010), (10, 828008), (16, 517505), (20, 414004), (29, 285520), (40, 207002), (43, 192560), (58, 142760), (80, 103501), (83, 99760), (86, 96280), (116, 71380), (145, 57104), (166, 49880), (172, 48140), (215, 38512), (232, 35690), (290, 28552), (332, 24940), (344, 24070), (415, 19952), (430, 19256), (464, 17845), (580, 14276), (664, 12470), (688, 12035), (830, 9976), (860, 9628), (1160, 7138), (1247, 6640), (1328, 6235), (1660, 4988), (1720, 4814), (2320, 3569), (2407, 3440), (2494, 3320)]