51406510

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 94193280

約数和(自身を除く): 42786770

約数列:

[1, 2, 5, 10, 137, 157, 239, 274, 314, 478, 685, 785, 1195, 1370, 1570, 2390, 21509, 32743, 37523, 43018, 65486, 75046, 107545, 163715, 187615, 215090, 327430, 375230, 5140651, 10281302, 25703255, 51406510]

約数ペア:

[(1, 51406510), (2, 25703255), (5, 10281302), (10, 5140651), (137, 375230), (157, 327430), (239, 215090), (274, 187615), (314, 163715), (478, 107545), (685, 75046), (785, 65486), (1195, 43018), (1370, 37523), (1570, 32743), (2390, 21509)]