69885560

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{13757}}^1$

素因数の和:13895

約数の個数: 32

約数和(自身を含む): 158492160

約数和(自身を除く): 88606600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 13757, 27514, 55028, 68785, 110056, 137570, 275140, 550280, 1747139, 3494278, 6988556, 8735695, 13977112, 17471390, 34942780, 69885560]

約数ペア:

[(1, 69885560), (2, 34942780), (4, 17471390), (5, 13977112), (8, 8735695), (10, 6988556), (20, 3494278), (40, 1747139), (127, 550280), (254, 275140), (508, 137570), (635, 110056), (1016, 68785), (1270, 55028), (2540, 27514), (5080, 13757)]