67379440

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7727}}^1$

素因数の和:7849

約数の個数: 40

約数和(自身を含む): 158114880

約数和(自身を除く): 90735440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 7727, 8720, 15454, 30908, 38635, 61816, 77270, 123632, 154540, 309080, 618160, 842243, 1684486, 3368972, 4211215, 6737944, 8422430, 13475888, 16844860, 33689720, 67379440]

約数ペア:

[(1, 67379440), (2, 33689720), (4, 16844860), (5, 13475888), (8, 8422430), (10, 6737944), (16, 4211215), (20, 3368972), (40, 1684486), (80, 842243), (109, 618160), (218, 309080), (436, 154540), (545, 123632), (872, 77270), (1090, 61816), (1744, 38635), (2180, 30908), (4360, 15454), (7727, 8720)]