64384160

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21179}}^1$

素因数の和:21213

約数の個数: 48

約数和(自身を含む): 160120800

約数和(自身を除く): 95736640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 21179, 42358, 84716, 105895, 169432, 211790, 338864, 402401, 423580, 677728, 804802, 847160, 1609604, 1694320, 2012005, 3219208, 3388640, 4024010, 6438416, 8048020, 12876832, 16096040, 32192080, 64384160]

約数ペア:

[(1, 64384160), (2, 32192080), (4, 16096040), (5, 12876832), (8, 8048020), (10, 6438416), (16, 4024010), (19, 3388640), (20, 3219208), (32, 2012005), (38, 1694320), (40, 1609604), (76, 847160), (80, 804802), (95, 677728), (152, 423580), (160, 402401), (190, 338864), (304, 211790), (380, 169432), (608, 105895), (760, 84716), (1520, 42358), (3040, 21179)]