811355320

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1\times {\mathrm{1163}}^1$

素因数の和:1444

約数の個数: 64

約数和(自身を含む): 1855509120

約数和(自身を除く): 1044153800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 163, 214, 326, 428, 535, 652, 815, 856, 1070, 1163, 1304, 1630, 2140, 2326, 3260, 4280, 4652, 5815, 6520, 9304, 11630, 17441, 23260, 34882, 46520, 69764, 87205, 124441, 139528, 174410, 189569, 248882, 348820, 379138, 497764, 622205, 697640, 758276, 947845, 995528, 1244410, 1516552, 1895690, 2488820, 3791380, 4977640, 7582760, 20283883, 40567766, 81135532, 101419415, 162271064, 202838830, 405677660, 811355320]

約数ペア:

[(1, 811355320), (2, 405677660), (4, 202838830), (5, 162271064), (8, 101419415), (10, 81135532), (20, 40567766), (40, 20283883), (107, 7582760), (163, 4977640), (214, 3791380), (326, 2488820), (428, 1895690), (535, 1516552), (652, 1244410), (815, 995528), (856, 947845), (1070, 758276), (1163, 697640), (1304, 622205), (1630, 497764), (2140, 379138), (2326, 348820), (3260, 248882), (4280, 189569), (4652, 174410), (5815, 139528), (6520, 124441), (9304, 87205), (11630, 69764), (17441, 46520), (23260, 34882)]