80156290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{276401}}^1$

素因数の和:276437

約数の個数: 16

約数和(自身を含む): 149257080

約数和(自身を除く): 69100790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 276401, 552802, 1382005, 2764010, 8015629, 16031258, 40078145, 80156290]

約数ペア:

[(1, 80156290), (2, 40078145), (5, 16031258), (10, 8015629), (29, 2764010), (58, 1382005), (145, 552802), (290, 276401)]