54709720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{105211}}^1$

素因数の和:105235

約数の個数: 32

約数和(自身を含む): 132567120

約数和(自身を除く): 77857400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 105211, 210422, 420844, 526055, 841688, 1052110, 1367743, 2104220, 2735486, 4208440, 5470972, 6838715, 10941944, 13677430, 27354860, 54709720]

約数ペア:

[(1, 54709720), (2, 27354860), (4, 13677430), (5, 10941944), (8, 6838715), (10, 5470972), (13, 4208440), (20, 2735486), (26, 2104220), (40, 1367743), (52, 1052110), (65, 841688), (104, 526055), (130, 420844), (260, 210422), (520, 105211)]