65565460

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{23929}}^1$

素因数の和:24075

約数の個数: 24

約数和(自身を含む): 138698280

約数和(自身を除く): 73132820

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 23929, 47858, 95716, 119645, 239290, 478580, 3278273, 6556546, 13113092, 16391365, 32782730, 65565460]

約数ペア:

[(1, 65565460), (2, 32782730), (4, 16391365), (5, 13113092), (10, 6556546), (20, 3278273), (137, 478580), (274, 239290), (548, 119645), (685, 95716), (1370, 47858), (2740, 23929)]