85519580

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{709}}^1$

素因数の和:918

約数の個数: 48

約数和(自身を含む): 185838240

約数和(自身を除く): 100318660

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 163, 185, 326, 370, 652, 709, 740, 815, 1418, 1630, 2836, 3260, 3545, 6031, 7090, 12062, 14180, 24124, 26233, 30155, 52466, 60310, 104932, 115567, 120620, 131165, 231134, 262330, 462268, 524660, 577835, 1155670, 2311340, 4275979, 8551958, 17103916, 21379895, 42759790, 85519580]

約数ペア:

[(1, 85519580), (2, 42759790), (4, 21379895), (5, 17103916), (10, 8551958), (20, 4275979), (37, 2311340), (74, 1155670), (148, 577835), (163, 524660), (185, 462268), (326, 262330), (370, 231134), (652, 131165), (709, 120620), (740, 115567), (815, 104932), (1418, 60310), (1630, 52466), (2836, 30155), (3260, 26233), (3545, 24124), (6031, 14180), (7090, 12062)]