256103690

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{1427}}^1$

素因数の和:1702

約数の個数: 32

約数和(自身を含む): 468224064

約数和(自身を除く): 212120374

約数列:

[1, 2, 5, 10, 131, 137, 262, 274, 655, 685, 1310, 1370, 1427, 2854, 7135, 14270, 17947, 35894, 89735, 179470, 186937, 195499, 373874, 390998, 934685, 977495, 1869370, 1954990, 25610369, 51220738, 128051845, 256103690]

約数ペア:

[(1, 256103690), (2, 128051845), (5, 51220738), (10, 25610369), (131, 1954990), (137, 1869370), (262, 977495), (274, 934685), (655, 390998), (685, 373874), (1310, 195499), (1370, 186937), (1427, 179470), (2854, 89735), (7135, 35894), (14270, 17947)]