20161082025

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{441403}}^1$

素因数の和:441455

約数の個数: 72

約数和(自身を含む): 42692594880

約数和(自身を除く): 22531512855

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 29, 35, 45, 63, 75, 87, 105, 145, 175, 203, 225, 261, 315, 435, 525, 609, 725, 1015, 1305, 1575, 1827, 2175, 3045, 5075, 6525, 9135, 15225, 45675, 441403, 1324209, 2207015, 3089821, 3972627, 6621045, 9269463, 11035075, 12800687, 15449105, 19863135, 27808389, 33105225, 38402061, 46347315, 64003435, 77245525, 89604809, 99315675, 115206183, 139041945, 192010305, 231736575, 268814427, 320017175, 448024045, 576030915, 695209725, 806443281, 960051525, 1344072135, 2240120225, 2880154575, 4032216405, 6720360675, 20161082025]

約数ペア:

[(1, 20161082025), (3, 6720360675), (5, 4032216405), (7, 2880154575), (9, 2240120225), (15, 1344072135), (21, 960051525), (25, 806443281), (29, 695209725), (35, 576030915), (45, 448024045), (63, 320017175), (75, 268814427), (87, 231736575), (105, 192010305), (145, 139041945), (175, 115206183), (203, 99315675), (225, 89604809), (261, 77245525), (315, 64003435), (435, 46347315), (525, 38402061), (609, 33105225), (725, 27808389), (1015, 19863135), (1305, 15449105), (1575, 12800687), (1827, 11035075), (2175, 9269463), (3045, 6621045), (5075, 3972627), (6525, 3089821), (9135, 2207015), (15225, 1324209), (45675, 441403)]