51638808

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:353

約数の個数: 128

約数和(自身を含む): 151603200

約数和(自身を除く): 99964392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 31, 38, 39, 52, 57, 62, 76, 78, 93, 104, 114, 124, 152, 156, 186, 228, 247, 248, 281, 312, 372, 403, 456, 494, 562, 589, 741, 744, 806, 843, 988, 1124, 1178, 1209, 1482, 1612, 1686, 1767, 1976, 2248, 2356, 2418, 2964, 3224, 3372, 3534, 3653, 4712, 4836, 5339, 5928, 6744, 7068, 7306, 7657, 8711, 9672, 10678, 10959, 14136, 14612, 15314, 16017, 17422, 21356, 21918, 22971, 26133, 29224, 30628, 32034, 34844, 42712, 43836, 45942, 52266, 61256, 64068, 69407, 69688, 87672, 91884, 104532, 113243, 128136, 138814, 165509, 183768, 208221, 209064, 226486, 277628, 331018, 339729, 416442, 452972, 496527, 555256, 662036, 679458, 832884, 905944, 993054, 1324072, 1358916, 1665768, 1986108, 2151617, 2717832, 3972216, 4303234, 6454851, 8606468, 12909702, 17212936, 25819404, 51638808]

約数ペア:

[(1, 51638808), (2, 25819404), (3, 17212936), (4, 12909702), (6, 8606468), (8, 6454851), (12, 4303234), (13, 3972216), (19, 2717832), (24, 2151617), (26, 1986108), (31, 1665768), (38, 1358916), (39, 1324072), (52, 993054), (57, 905944), (62, 832884), (76, 679458), (78, 662036), (93, 555256), (104, 496527), (114, 452972), (124, 416442), (152, 339729), (156, 331018), (186, 277628), (228, 226486), (247, 209064), (248, 208221), (281, 183768), (312, 165509), (372, 138814), (403, 128136), (456, 113243), (494, 104532), (562, 91884), (589, 87672), (741, 69688), (744, 69407), (806, 64068), (843, 61256), (988, 52266), (1124, 45942), (1178, 43836), (1209, 42712), (1482, 34844), (1612, 32034), (1686, 30628), (1767, 29224), (1976, 26133), (2248, 22971), (2356, 21918), (2418, 21356), (2964, 17422), (3224, 16017), (3372, 15314), (3534, 14612), (3653, 14136), (4712, 10959), (4836, 10678), (5339, 9672), (5928, 8711), (6744, 7657), (7068, 7306)]