87282680

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{16657}}^1$

素因数の和:16799

約数の個数: 32

約数和(自身を含む): 197897040

約数和(自身を除く): 110614360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 16657, 33314, 66628, 83285, 133256, 166570, 333140, 666280, 2182067, 4364134, 8728268, 10910335, 17456536, 21820670, 43641340, 87282680]

約数ペア:

[(1, 87282680), (2, 43641340), (4, 21820670), (5, 17456536), (8, 10910335), (10, 8728268), (20, 4364134), (40, 2182067), (131, 666280), (262, 333140), (524, 166570), (655, 133256), (1048, 83285), (1310, 66628), (2620, 33314), (5240, 16657)]