66875840

素因数分解:

$2^6\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2029}}^1$

素因数の和:2149

約数の個数: 56

約数和(自身を含む): 160873440

約数和(自身を除く): 93997600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 160, 206, 320, 412, 515, 824, 1030, 1648, 2029, 2060, 3296, 4058, 4120, 6592, 8116, 8240, 10145, 16232, 16480, 20290, 32464, 32960, 40580, 64928, 81160, 129856, 162320, 208987, 324640, 417974, 649280, 835948, 1044935, 1671896, 2089870, 3343792, 4179740, 6687584, 8359480, 13375168, 16718960, 33437920, 66875840]

約数ペア:

[(1, 66875840), (2, 33437920), (4, 16718960), (5, 13375168), (8, 8359480), (10, 6687584), (16, 4179740), (20, 3343792), (32, 2089870), (40, 1671896), (64, 1044935), (80, 835948), (103, 649280), (160, 417974), (206, 324640), (320, 208987), (412, 162320), (515, 129856), (824, 81160), (1030, 64928), (1648, 40580), (2029, 32960), (2060, 32464), (3296, 20290), (4058, 16480), (4120, 16232), (6592, 10145), (8116, 8240)]