80671040

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8693}}^1$

素因数の和:8739

約数の個数: 56

約数和(自身を含む): 198744840

約数和(自身を除く): 118073800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1856, 2320, 4640, 8693, 9280, 17386, 34772, 43465, 69544, 86930, 139088, 173860, 252097, 278176, 347720, 504194, 556352, 695440, 1008388, 1260485, 1390880, 2016776, 2520970, 2781760, 4033552, 5041940, 8067104, 10083880, 16134208, 20167760, 40335520, 80671040]

約数ペア:

[(1, 80671040), (2, 40335520), (4, 20167760), (5, 16134208), (8, 10083880), (10, 8067104), (16, 5041940), (20, 4033552), (29, 2781760), (32, 2520970), (40, 2016776), (58, 1390880), (64, 1260485), (80, 1008388), (116, 695440), (145, 556352), (160, 504194), (232, 347720), (290, 278176), (320, 252097), (464, 173860), (580, 139088), (928, 86930), (1160, 69544), (1856, 43465), (2320, 34772), (4640, 17386), (8693, 9280)]