38820435440

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{24337}}^1$

素因数の和:24634

約数の個数: 80

約数和(自身を含む): 91551378432

約数和(自身を除く): 52730942992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 157, 254, 314, 508, 628, 635, 785, 1016, 1256, 1270, 1570, 2032, 2512, 2540, 3140, 5080, 6280, 10160, 12560, 19939, 24337, 39878, 48674, 79756, 97348, 99695, 121685, 159512, 194696, 199390, 243370, 319024, 389392, 398780, 486740, 797560, 973480, 1595120, 1946960, 3090799, 3820909, 6181598, 7641818, 12363196, 15283636, 15453995, 19104545, 24726392, 30567272, 30907990, 38209090, 49452784, 61134544, 61815980, 76418180, 123631960, 152836360, 247263920, 305672720, 485255443, 970510886, 1941021772, 2426277215, 3882043544, 4852554430, 7764087088, 9705108860, 19410217720, 38820435440]

約数ペア:

[(1, 38820435440), (2, 19410217720), (4, 9705108860), (5, 7764087088), (8, 4852554430), (10, 3882043544), (16, 2426277215), (20, 1941021772), (40, 970510886), (80, 485255443), (127, 305672720), (157, 247263920), (254, 152836360), (314, 123631960), (508, 76418180), (628, 61815980), (635, 61134544), (785, 49452784), (1016, 38209090), (1256, 30907990), (1270, 30567272), (1570, 24726392), (2032, 19104545), (2512, 15453995), (2540, 15283636), (3140, 12363196), (5080, 7641818), (6280, 6181598), (10160, 3820909), (12560, 3090799), (19939, 1946960), (24337, 1595120), (39878, 973480), (48674, 797560), (79756, 486740), (97348, 398780), (99695, 389392), (121685, 319024), (159512, 243370), (194696, 199390)]