82568475

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 163901712

約数和(自身を除く): 81333237

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 73, 75, 99, 165, 219, 225, 275, 365, 457, 495, 657, 803, 825, 1095, 1371, 1825, 2285, 2409, 2475, 3285, 4015, 4113, 5027, 5475, 6855, 7227, 11425, 12045, 15081, 16425, 20075, 20565, 25135, 33361, 34275, 36135, 45243, 60225, 75405, 100083, 102825, 125675, 166805, 180675, 226215, 300249, 366971, 377025, 500415, 834025, 1100913, 1131075, 1501245, 1834855, 2502075, 3302739, 5504565, 7506225, 9174275, 16513695, 27522825, 82568475]

約数ペア:

[(1, 82568475), (3, 27522825), (5, 16513695), (9, 9174275), (11, 7506225), (15, 5504565), (25, 3302739), (33, 2502075), (45, 1834855), (55, 1501245), (73, 1131075), (75, 1100913), (99, 834025), (165, 500415), (219, 377025), (225, 366971), (275, 300249), (365, 226215), (457, 180675), (495, 166805), (657, 125675), (803, 102825), (825, 100083), (1095, 75405), (1371, 60225), (1825, 45243), (2285, 36135), (2409, 34275), (2475, 33361), (3285, 25135), (4015, 20565), (4113, 20075), (5027, 16425), (5475, 15081), (6855, 12045), (7227, 11425)]