769580080

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1\times {\mathrm{463}}^1$

素因数の和:818

約数の個数: 80

約数和(自身を含む): 1822740480

約数和(自身を除く): 1053160400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 263, 316, 395, 463, 526, 632, 790, 926, 1052, 1264, 1315, 1580, 1852, 2104, 2315, 2630, 3160, 3704, 4208, 4630, 5260, 6320, 7408, 9260, 10520, 18520, 20777, 21040, 36577, 37040, 41554, 73154, 83108, 103885, 121769, 146308, 166216, 182885, 207770, 243538, 292616, 332432, 365770, 415540, 487076, 585232, 608845, 731540, 831080, 974152, 1217690, 1463080, 1662160, 1948304, 2435380, 2926160, 4870760, 9619751, 9741520, 19239502, 38479004, 48098755, 76958008, 96197510, 153916016, 192395020, 384790040, 769580080]

約数ペア:

[(1, 769580080), (2, 384790040), (4, 192395020), (5, 153916016), (8, 96197510), (10, 76958008), (16, 48098755), (20, 38479004), (40, 19239502), (79, 9741520), (80, 9619751), (158, 4870760), (263, 2926160), (316, 2435380), (395, 1948304), (463, 1662160), (526, 1463080), (632, 1217690), (790, 974152), (926, 831080), (1052, 731540), (1264, 608845), (1315, 585232), (1580, 487076), (1852, 415540), (2104, 365770), (2315, 332432), (2630, 292616), (3160, 243538), (3704, 207770), (4208, 182885), (4630, 166216), (5260, 146308), (6320, 121769), (7408, 103885), (9260, 83108), (10520, 73154), (18520, 41554), (20777, 37040), (21040, 36577)]