133108040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{255977}}^1$

素因数の和:256001

約数の個数: 32

約数和(自身を含む): 322532280

約数和(自身を除く): 189424240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 255977, 511954, 1023908, 1279885, 2047816, 2559770, 3327701, 5119540, 6655402, 10239080, 13310804, 16638505, 26621608, 33277010, 66554020, 133108040]

約数ペア:

[(1, 133108040), (2, 66554020), (4, 33277010), (5, 26621608), (8, 16638505), (10, 13310804), (13, 10239080), (20, 6655402), (26, 5119540), (40, 3327701), (52, 2559770), (65, 2047816), (104, 1279885), (130, 1023908), (260, 511954), (520, 255977)]