20147390175

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{161729}}^1$

素因数の和:161904

約数の個数: 48

約数和(自身を含む): 36579444480

約数和(自身を除く): 16432054305

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 151, 165, 275, 453, 755, 825, 1661, 2265, 3775, 4983, 8305, 11325, 24915, 41525, 124575, 161729, 485187, 808645, 1779019, 2425935, 4043225, 5337057, 8895095, 12129675, 24421079, 26685285, 44475475, 73263237, 122105395, 133426425, 268631869, 366316185, 610526975, 805895607, 1343159345, 1831580925, 4029478035, 6715796725, 20147390175]

約数ペア:

[(1, 20147390175), (3, 6715796725), (5, 4029478035), (11, 1831580925), (15, 1343159345), (25, 805895607), (33, 610526975), (55, 366316185), (75, 268631869), (151, 133426425), (165, 122105395), (275, 73263237), (453, 44475475), (755, 26685285), (825, 24421079), (1661, 12129675), (2265, 8895095), (3775, 5337057), (4983, 4043225), (8305, 2425935), (11325, 1779019), (24915, 808645), (41525, 485187), (124575, 161729)]