71646008

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 160401600

約数和(自身を除く): 88755592

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 157, 203, 232, 281, 314, 406, 562, 628, 812, 1099, 1124, 1256, 1624, 1967, 2198, 2248, 3934, 4396, 4553, 7868, 8149, 8792, 9106, 15736, 16298, 18212, 31871, 32596, 36424, 44117, 57043, 63742, 65192, 88234, 114086, 127484, 176468, 228172, 254968, 308819, 352936, 456344, 617638, 1235276, 1279393, 2470552, 2558786, 5117572, 8955751, 10235144, 17911502, 35823004, 71646008]

約数ペア:

[(1, 71646008), (2, 35823004), (4, 17911502), (7, 10235144), (8, 8955751), (14, 5117572), (28, 2558786), (29, 2470552), (56, 1279393), (58, 1235276), (116, 617638), (157, 456344), (203, 352936), (232, 308819), (281, 254968), (314, 228172), (406, 176468), (562, 127484), (628, 114086), (812, 88234), (1099, 65192), (1124, 63742), (1256, 57043), (1624, 44117), (1967, 36424), (2198, 32596), (2248, 31871), (3934, 18212), (4396, 16298), (4553, 15736), (7868, 9106), (8149, 8792)]