25247768

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 59136000

約数和(自身を除く): 33888232

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 79, 91, 104, 158, 182, 316, 364, 439, 553, 632, 728, 878, 1027, 1106, 1756, 2054, 2212, 3073, 3512, 4108, 4424, 5707, 6146, 7189, 8216, 11414, 12292, 14378, 22828, 24584, 28756, 34681, 39949, 45656, 57512, 69362, 79898, 138724, 159796, 242767, 277448, 319592, 450853, 485534, 901706, 971068, 1803412, 1942136, 3155971, 3606824, 6311942, 12623884, 25247768]

約数ペア:

[(1, 25247768), (2, 12623884), (4, 6311942), (7, 3606824), (8, 3155971), (13, 1942136), (14, 1803412), (26, 971068), (28, 901706), (52, 485534), (56, 450853), (79, 319592), (91, 277448), (104, 242767), (158, 159796), (182, 138724), (316, 79898), (364, 69362), (439, 57512), (553, 45656), (632, 39949), (728, 34681), (878, 28756), (1027, 24584), (1106, 22828), (1756, 14378), (2054, 12292), (2212, 11414), (3073, 8216), (3512, 7189), (4108, 6146), (4424, 5707)]