51217160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67391}}^1$

素因数の和:67421

約数の個数: 32

約数和(自身を含む): 121305600

約数和(自身を除く): 70088440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 67391, 134782, 269564, 336955, 539128, 673910, 1280429, 1347820, 2560858, 2695640, 5121716, 6402145, 10243432, 12804290, 25608580, 51217160]

約数ペア:

[(1, 51217160), (2, 25608580), (4, 12804290), (5, 10243432), (8, 6402145), (10, 5121716), (19, 2695640), (20, 2560858), (38, 1347820), (40, 1280429), (76, 673910), (95, 539128), (152, 336955), (190, 269564), (380, 134782), (760, 67391)]