80756080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53129}}^1$

素因数の和:53161

約数の個数: 40

約数和(自身を含む): 197643600

約数和(自身を除く): 116887520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 53129, 106258, 212516, 265645, 425032, 531290, 850064, 1009451, 1062580, 2018902, 2125160, 4037804, 4250320, 5047255, 8075608, 10094510, 16151216, 20189020, 40378040, 80756080]

約数ペア:

[(1, 80756080), (2, 40378040), (4, 20189020), (5, 16151216), (8, 10094510), (10, 8075608), (16, 5047255), (19, 4250320), (20, 4037804), (38, 2125160), (40, 2018902), (76, 1062580), (80, 1009451), (95, 850064), (152, 531290), (190, 425032), (304, 265645), (380, 212516), (760, 106258), (1520, 53129)]