78540865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{5323}}^1$

素因数の和:5568

約数の個数: 16

約数和(自身を含む): 101965248

約数和(自身を除く): 23424383

約数列:

[1, 5, 13, 65, 227, 1135, 2951, 5323, 14755, 26615, 69199, 345995, 1208321, 6041605, 15708173, 78540865]

約数ペア:

[(1, 78540865), (5, 15708173), (13, 6041605), (65, 1208321), (227, 345995), (1135, 69199), (2951, 26615), (5323, 14755)]