77517160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{276847}}^1$

素因数の和:276865

約数の個数: 32

約数和(自身を含む): 199330560

約数和(自身を除く): 121813400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 276847, 553694, 1107388, 1384235, 1937929, 2214776, 2768470, 3875858, 5536940, 7751716, 9689645, 11073880, 15503432, 19379290, 38758580, 77517160]

約数ペア:

[(1, 77517160), (2, 38758580), (4, 19379290), (5, 15503432), (7, 11073880), (8, 9689645), (10, 7751716), (14, 5536940), (20, 3875858), (28, 2768470), (35, 2214776), (40, 1937929), (56, 1384235), (70, 1107388), (140, 553694), (280, 276847)]