80711012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{9743}}^1$

素因数の和:9875

約数の個数: 24

約数和(自身を含む): 150057600

約数和(自身を除く): 69346588

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 4142, 8284, 9743, 19486, 38972, 185117, 370234, 740468, 1061987, 2123974, 4247948, 20177753, 40355506, 80711012]

約数ペア:

[(1, 80711012), (2, 40355506), (4, 20177753), (19, 4247948), (38, 2123974), (76, 1061987), (109, 740468), (218, 370234), (436, 185117), (2071, 38972), (4142, 19486), (8284, 9743)]