68568808

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{709}}^1$

素因数の和:890

約数の個数: 64

約数和(自身を含む): 161539200

約数和(自身を除く): 92970392

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 157, 308, 314, 616, 628, 709, 1099, 1256, 1418, 1727, 2198, 2836, 3454, 4396, 4963, 5672, 6908, 7799, 8792, 9926, 12089, 13816, 15598, 19852, 24178, 31196, 39704, 48356, 54593, 62392, 96712, 109186, 111313, 218372, 222626, 436744, 445252, 779191, 890504, 1224443, 1558382, 2448886, 3116764, 4897772, 6233528, 8571101, 9795544, 17142202, 34284404, 68568808]

約数ペア:

[(1, 68568808), (2, 34284404), (4, 17142202), (7, 9795544), (8, 8571101), (11, 6233528), (14, 4897772), (22, 3116764), (28, 2448886), (44, 1558382), (56, 1224443), (77, 890504), (88, 779191), (154, 445252), (157, 436744), (308, 222626), (314, 218372), (616, 111313), (628, 109186), (709, 96712), (1099, 62392), (1256, 54593), (1418, 48356), (1727, 39704), (2198, 31196), (2836, 24178), (3454, 19852), (4396, 15598), (4963, 13816), (5672, 12089), (6908, 9926), (7799, 8792)]