80697496

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 171072000

約数和(自身を除く): 90374504

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 109, 179, 188, 218, 358, 376, 436, 517, 716, 872, 1034, 1199, 1432, 1969, 2068, 2398, 3938, 4136, 4796, 5123, 7876, 8413, 9592, 10246, 15752, 16826, 19511, 20492, 33652, 39022, 40984, 56353, 67304, 78044, 92543, 112706, 156088, 185086, 214621, 225412, 370172, 429242, 450824, 740344, 858484, 917017, 1716968, 1834034, 3668068, 7336136, 10087187, 20174374, 40348748, 80697496]

約数ペア:

[(1, 80697496), (2, 40348748), (4, 20174374), (8, 10087187), (11, 7336136), (22, 3668068), (44, 1834034), (47, 1716968), (88, 917017), (94, 858484), (109, 740344), (179, 450824), (188, 429242), (218, 370172), (358, 225412), (376, 214621), (436, 185086), (517, 156088), (716, 112706), (872, 92543), (1034, 78044), (1199, 67304), (1432, 56353), (1969, 40984), (2068, 39022), (2398, 33652), (3938, 20492), (4136, 19511), (4796, 16826), (5123, 15752), (7876, 10246), (8413, 9592)]