79930960

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:436

約数の個数: 80

約数和(自身を含む): 194451840

約数和(自身を除く): 114520880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 131, 145, 232, 262, 263, 290, 464, 524, 526, 580, 655, 1048, 1052, 1160, 1310, 1315, 2096, 2104, 2320, 2620, 2630, 3799, 4208, 5240, 5260, 7598, 7627, 10480, 10520, 15196, 15254, 18995, 21040, 30392, 30508, 34453, 37990, 38135, 60784, 61016, 68906, 75980, 76270, 122032, 137812, 151960, 152540, 172265, 275624, 303920, 305080, 344530, 551248, 610160, 689060, 999137, 1378120, 1998274, 2756240, 3996548, 4995685, 7993096, 9991370, 15986192, 19982740, 39965480, 79930960]

約数ペア:

[(1, 79930960), (2, 39965480), (4, 19982740), (5, 15986192), (8, 9991370), (10, 7993096), (16, 4995685), (20, 3996548), (29, 2756240), (40, 1998274), (58, 1378120), (80, 999137), (116, 689060), (131, 610160), (145, 551248), (232, 344530), (262, 305080), (263, 303920), (290, 275624), (464, 172265), (524, 152540), (526, 151960), (580, 137812), (655, 122032), (1048, 76270), (1052, 75980), (1160, 68906), (1310, 61016), (1315, 60784), (2096, 38135), (2104, 37990), (2320, 34453), (2620, 30508), (2630, 30392), (3799, 21040), (4208, 18995), (5240, 15254), (5260, 15196), (7598, 10520), (7627, 10480)]