81156068

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1931}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 173107200

約数和(自身を除く): 91951132

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 79, 133, 158, 266, 316, 532, 553, 1106, 1501, 1931, 2212, 3002, 3862, 6004, 7724, 10507, 13517, 21014, 27034, 36689, 42028, 54068, 73378, 146756, 152549, 256823, 305098, 513646, 610196, 1027292, 1067843, 2135686, 2898431, 4271372, 5796862, 11593724, 20289017, 40578034, 81156068]

約数ペア:

[(1, 81156068), (2, 40578034), (4, 20289017), (7, 11593724), (14, 5796862), (19, 4271372), (28, 2898431), (38, 2135686), (76, 1067843), (79, 1027292), (133, 610196), (158, 513646), (266, 305098), (316, 256823), (532, 152549), (553, 146756), (1106, 73378), (1501, 54068), (1931, 42028), (2212, 36689), (3002, 27034), (3862, 21014), (6004, 13517), (7724, 10507)]