64863055

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 85248000

約数和(自身を除く): 20384945

約数列:

[1, 5, 19, 47, 73, 95, 199, 235, 365, 893, 995, 1387, 3431, 3781, 4465, 6935, 9353, 14527, 17155, 18905, 46765, 65189, 72635, 177707, 276013, 325945, 682769, 888535, 1380065, 3413845, 12972611, 64863055]

約数ペア:

[(1, 64863055), (5, 12972611), (19, 3413845), (47, 1380065), (73, 888535), (95, 682769), (199, 325945), (235, 276013), (365, 177707), (893, 72635), (995, 65189), (1387, 46765), (3431, 18905), (3781, 17155), (4465, 14527), (6935, 9353)]