77269205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1237}}^1$

素因数の和:1317

約数の個数: 24

約数和(自身を含む): 103264056

約数和(自身を除く): 25994851

約数列:

[1, 5, 13, 31, 65, 155, 403, 961, 1237, 2015, 4805, 6185, 12493, 16081, 38347, 62465, 80405, 191735, 498511, 1188757, 2492555, 5943785, 15453841, 77269205]

約数ペア:

[(1, 77269205), (5, 15453841), (13, 5943785), (31, 2492555), (65, 1188757), (155, 498511), (403, 191735), (961, 80405), (1237, 62465), (2015, 38347), (4805, 16081), (6185, 12493)]