80521384

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 167961600

約数和(自身を除く): 87440216

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 71, 124, 136, 142, 248, 269, 284, 527, 538, 568, 1054, 1076, 1207, 2108, 2152, 2201, 2414, 4216, 4402, 4573, 4828, 8339, 8804, 9146, 9656, 16678, 17608, 18292, 19099, 33356, 36584, 37417, 38198, 66712, 74834, 76396, 141763, 149668, 152792, 283526, 299336, 324683, 567052, 592069, 649366, 1134104, 1184138, 1298732, 2368276, 2597464, 4736552, 10065173, 20130346, 40260692, 80521384]

約数ペア:

[(1, 80521384), (2, 40260692), (4, 20130346), (8, 10065173), (17, 4736552), (31, 2597464), (34, 2368276), (62, 1298732), (68, 1184138), (71, 1134104), (124, 649366), (136, 592069), (142, 567052), (248, 324683), (269, 299336), (284, 283526), (527, 152792), (538, 149668), (568, 141763), (1054, 76396), (1076, 74834), (1207, 66712), (2108, 38198), (2152, 37417), (2201, 36584), (2414, 33356), (4216, 19099), (4402, 18292), (4573, 17608), (4828, 16678), (8339, 9656), (8804, 9146)]