71753540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{641}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 156930480

約数和(自身を除く): 85176940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 193, 290, 386, 580, 641, 772, 965, 1282, 1930, 2564, 3205, 3860, 5597, 6410, 11194, 12820, 18589, 22388, 27985, 37178, 55970, 74356, 92945, 111940, 123713, 185890, 247426, 371780, 494852, 618565, 1237130, 2474260, 3587677, 7175354, 14350708, 17938385, 35876770, 71753540]

約数ペア:

[(1, 71753540), (2, 35876770), (4, 17938385), (5, 14350708), (10, 7175354), (20, 3587677), (29, 2474260), (58, 1237130), (116, 618565), (145, 494852), (193, 371780), (290, 247426), (386, 185890), (580, 123713), (641, 111940), (772, 92945), (965, 74356), (1282, 55970), (1930, 37178), (2564, 27985), (3205, 22388), (3860, 18589), (5597, 12820), (6410, 11194)]