81599860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3347}}^1$

素因数の和:3432

約数の個数: 48

約数和(自身を含む): 182238336

約数和(自身を除く): 100638476

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 530, 1060, 1219, 2438, 3347, 4876, 6095, 6694, 12190, 13388, 16735, 24380, 33470, 66940, 76981, 153962, 177391, 307924, 354782, 384905, 709564, 769810, 886955, 1539620, 1773910, 3547820, 4079993, 8159986, 16319972, 20399965, 40799930, 81599860]

約数ペア:

[(1, 81599860), (2, 40799930), (4, 20399965), (5, 16319972), (10, 8159986), (20, 4079993), (23, 3547820), (46, 1773910), (53, 1539620), (92, 886955), (106, 769810), (115, 709564), (212, 384905), (230, 354782), (265, 307924), (460, 177391), (530, 153962), (1060, 76981), (1219, 66940), (2438, 33470), (3347, 24380), (4876, 16735), (6095, 13388), (6694, 12190)]