81347816

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4423}}^1$

素因数の和:4470

約数の個数: 48

約数和(自身を含む): 176517600

約数和(自身を除く): 95169784

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 121, 152, 209, 242, 418, 484, 836, 968, 1672, 2299, 4423, 4598, 8846, 9196, 17692, 18392, 35384, 48653, 84037, 97306, 168074, 194612, 336148, 389224, 535183, 672296, 924407, 1070366, 1848814, 2140732, 3697628, 4281464, 7395256, 10168477, 20336954, 40673908, 81347816]

約数ペア:

[(1, 81347816), (2, 40673908), (4, 20336954), (8, 10168477), (11, 7395256), (19, 4281464), (22, 3697628), (38, 2140732), (44, 1848814), (76, 1070366), (88, 924407), (121, 672296), (152, 535183), (209, 389224), (242, 336148), (418, 194612), (484, 168074), (836, 97306), (968, 84037), (1672, 48653), (2299, 35384), (4423, 18392), (4598, 17692), (8846, 9196)]