2021085170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1\times {\mathrm{691}}^1$

素因数の和:1011

約数の個数: 64

約数和(自身を含む): 3975955200

約数和(自身を除く): 1954870030

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 149, 151, 298, 302, 691, 745, 755, 1382, 1490, 1510, 1937, 1963, 3455, 3874, 3926, 6910, 8983, 9685, 9815, 17966, 19370, 19630, 22499, 44915, 44998, 89830, 102959, 104341, 112495, 205918, 208682, 224990, 292487, 514795, 521705, 584974, 1029590, 1043410, 1338467, 1356433, 1462435, 2676934, 2712866, 2924870, 6692335, 6782165, 13384670, 13564330, 15546809, 31093618, 77734045, 155468090, 202108517, 404217034, 1010542585, 2021085170]

約数ペア:

[(1, 2021085170), (2, 1010542585), (5, 404217034), (10, 202108517), (13, 155468090), (26, 77734045), (65, 31093618), (130, 15546809), (149, 13564330), (151, 13384670), (298, 6782165), (302, 6692335), (691, 2924870), (745, 2712866), (755, 2676934), (1382, 1462435), (1490, 1356433), (1510, 1338467), (1937, 1043410), (1963, 1029590), (3455, 584974), (3874, 521705), (3926, 514795), (6910, 292487), (8983, 224990), (9685, 208682), (9815, 205918), (17966, 112495), (19370, 104341), (19630, 102959), (22499, 89830), (44915, 44998)]