80774570

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{3923}}^1$

素因数の和:4030

約数の個数: 32

約数和(自身を含む): 152565120

約数和(自身を除く): 71790550

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 710, 2059, 3923, 4118, 7846, 10295, 19615, 20590, 39230, 113767, 227534, 278533, 557066, 568835, 1137670, 1392665, 2785330, 8077457, 16154914, 40387285, 80774570]

約数ペア:

[(1, 80774570), (2, 40387285), (5, 16154914), (10, 8077457), (29, 2785330), (58, 1392665), (71, 1137670), (142, 568835), (145, 557066), (290, 278533), (355, 227534), (710, 113767), (2059, 39230), (3923, 20590), (4118, 19615), (7846, 10295)]