79136680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2063}}^1$

素因数の和:2218

約数の個数: 64

約数和(自身を含む): 205079040

約数和(自身を除く): 125942360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 137, 140, 274, 280, 548, 685, 959, 1096, 1370, 1918, 2063, 2740, 3836, 4126, 4795, 5480, 7672, 8252, 9590, 10315, 14441, 16504, 19180, 20630, 28882, 38360, 41260, 57764, 72205, 82520, 115528, 144410, 282631, 288820, 565262, 577640, 1130524, 1413155, 1978417, 2261048, 2826310, 3956834, 5652620, 7913668, 9892085, 11305240, 15827336, 19784170, 39568340, 79136680]

約数ペア:

[(1, 79136680), (2, 39568340), (4, 19784170), (5, 15827336), (7, 11305240), (8, 9892085), (10, 7913668), (14, 5652620), (20, 3956834), (28, 2826310), (35, 2261048), (40, 1978417), (56, 1413155), (70, 1130524), (137, 577640), (140, 565262), (274, 288820), (280, 282631), (548, 144410), (685, 115528), (959, 82520), (1096, 72205), (1370, 57764), (1918, 41260), (2063, 38360), (2740, 28882), (3836, 20630), (4126, 19180), (4795, 16504), (5480, 14441), (7672, 10315), (8252, 9590)]