7966647560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{132689}}^1$

素因数の和:132798

約数の個数: 64

約数和(自身を含む): 19107360000

約数和(自身を除く): 11140712440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 190, 316, 380, 395, 632, 760, 790, 1501, 1580, 3002, 3160, 6004, 7505, 12008, 15010, 30020, 60040, 132689, 265378, 530756, 663445, 1061512, 1326890, 2521091, 2653780, 5042182, 5307560, 10084364, 10482431, 12605455, 20168728, 20964862, 25210910, 41929724, 50421820, 52412155, 83859448, 100843640, 104824310, 199166189, 209648620, 398332378, 419297240, 796664756, 995830945, 1593329512, 1991661890, 3983323780, 7966647560]

約数ペア:

[(1, 7966647560), (2, 3983323780), (4, 1991661890), (5, 1593329512), (8, 995830945), (10, 796664756), (19, 419297240), (20, 398332378), (38, 209648620), (40, 199166189), (76, 104824310), (79, 100843640), (95, 83859448), (152, 52412155), (158, 50421820), (190, 41929724), (316, 25210910), (380, 20964862), (395, 20168728), (632, 12605455), (760, 10482431), (790, 10084364), (1501, 5307560), (1580, 5042182), (3002, 2653780), (3160, 2521091), (6004, 1326890), (7505, 1061512), (12008, 663445), (15010, 530756), (30020, 265378), (60040, 132689)]