86540080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2287}}^1$

素因数の和:2354

約数の個数: 80

約数和(自身を含む): 224699904

約数和(自身を除く): 138159824

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1720, 1892, 2287, 2365, 3440, 3784, 4574, 4730, 7568, 9148, 9460, 11435, 18296, 18920, 22870, 25157, 36592, 37840, 45740, 50314, 91480, 98341, 100628, 125785, 182960, 196682, 201256, 251570, 393364, 402512, 491705, 503140, 786728, 983410, 1006280, 1081751, 1573456, 1966820, 2012560, 2163502, 3933640, 4327004, 5408755, 7867280, 8654008, 10817510, 17308016, 21635020, 43270040, 86540080]

約数ペア:

[(1, 86540080), (2, 43270040), (4, 21635020), (5, 17308016), (8, 10817510), (10, 8654008), (11, 7867280), (16, 5408755), (20, 4327004), (22, 3933640), (40, 2163502), (43, 2012560), (44, 1966820), (55, 1573456), (80, 1081751), (86, 1006280), (88, 983410), (110, 786728), (172, 503140), (176, 491705), (215, 402512), (220, 393364), (344, 251570), (430, 201256), (440, 196682), (473, 182960), (688, 125785), (860, 100628), (880, 98341), (946, 91480), (1720, 50314), (1892, 45740), (2287, 37840), (2365, 36592), (3440, 25157), (3784, 22870), (4574, 18920), (4730, 18296), (7568, 11435), (9148, 9460)]