67788080

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:582

約数の個数: 80

約数和(自身を含む): 166060800

約数和(自身を除く): 98272720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 61, 80, 116, 122, 145, 232, 244, 290, 305, 464, 479, 488, 580, 610, 958, 976, 1160, 1220, 1769, 1916, 2320, 2395, 2440, 3538, 3832, 4790, 4880, 7076, 7664, 8845, 9580, 13891, 14152, 17690, 19160, 27782, 28304, 29219, 35380, 38320, 55564, 58438, 69455, 70760, 111128, 116876, 138910, 141520, 146095, 222256, 233752, 277820, 292190, 467504, 555640, 584380, 847351, 1111280, 1168760, 1694702, 2337520, 3389404, 4236755, 6778808, 8473510, 13557616, 16947020, 33894040, 67788080]

約数ペア:

[(1, 67788080), (2, 33894040), (4, 16947020), (5, 13557616), (8, 8473510), (10, 6778808), (16, 4236755), (20, 3389404), (29, 2337520), (40, 1694702), (58, 1168760), (61, 1111280), (80, 847351), (116, 584380), (122, 555640), (145, 467504), (232, 292190), (244, 277820), (290, 233752), (305, 222256), (464, 146095), (479, 141520), (488, 138910), (580, 116876), (610, 111128), (958, 70760), (976, 69455), (1160, 58438), (1220, 55564), (1769, 38320), (1916, 35380), (2320, 29219), (2395, 28304), (2440, 27782), (3538, 19160), (3832, 17690), (4790, 14152), (4880, 13891), (7076, 9580), (7664, 8845)]