257560410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{65537}}^1$

素因数の和:65678

約数の個数: 32

約数和(自身を含む): 622873152

約数和(自身を除く): 365312742

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 786, 1310, 1965, 3930, 65537, 131074, 196611, 327685, 393222, 655370, 983055, 1966110, 8585347, 17170694, 25756041, 42926735, 51512082, 85853470, 128780205, 257560410]

約数ペア:

[(1, 257560410), (2, 128780205), (3, 85853470), (5, 51512082), (6, 42926735), (10, 25756041), (15, 17170694), (30, 8585347), (131, 1966110), (262, 983055), (393, 655370), (655, 393222), (786, 327685), (1310, 196611), (1965, 131074), (3930, 65537)]