509616640

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15313}}^1$

素因数の和:15349

約数の個数: 80

約数和(自身を含む): 1315962648

約数和(自身を除く): 806346008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 6656, 8320, 15313, 16640, 30626, 33280, 61252, 76565, 122504, 153130, 199069, 245008, 306260, 398138, 490016, 612520, 796276, 980032, 995345, 1225040, 1592552, 1960064, 1990690, 2450080, 3185104, 3920128, 3981380, 4900160, 6370208, 7840256, 7962760, 9800320, 12740416, 15925520, 19600640, 25480832, 31851040, 39201280, 50961664, 63702080, 101923328, 127404160, 254808320, 509616640]

約数ペア:

[(1, 509616640), (2, 254808320), (4, 127404160), (5, 101923328), (8, 63702080), (10, 50961664), (13, 39201280), (16, 31851040), (20, 25480832), (26, 19600640), (32, 15925520), (40, 12740416), (52, 9800320), (64, 7962760), (65, 7840256), (80, 6370208), (104, 4900160), (128, 3981380), (130, 3920128), (160, 3185104), (208, 2450080), (256, 1990690), (260, 1960064), (320, 1592552), (416, 1225040), (512, 995345), (520, 980032), (640, 796276), (832, 612520), (1040, 490016), (1280, 398138), (1664, 306260), (2080, 245008), (2560, 199069), (3328, 153130), (4160, 122504), (6656, 76565), (8320, 61252), (15313, 33280), (16640, 30626)]