72656320

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20641}}^1$

素因数の和:20669

約数の個数: 56

約数和(自身を含む): 188750448

約数和(自身を除く): 116094128

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 20641, 41282, 82564, 103205, 165128, 206410, 227051, 330256, 412820, 454102, 660512, 825640, 908204, 1135255, 1321024, 1651280, 1816408, 2270510, 3302560, 3632816, 4541020, 6605120, 7265632, 9082040, 14531264, 18164080, 36328160, 72656320]

約数ペア:

[(1, 72656320), (2, 36328160), (4, 18164080), (5, 14531264), (8, 9082040), (10, 7265632), (11, 6605120), (16, 4541020), (20, 3632816), (22, 3302560), (32, 2270510), (40, 1816408), (44, 1651280), (55, 1321024), (64, 1135255), (80, 908204), (88, 825640), (110, 660512), (160, 454102), (176, 412820), (220, 330256), (320, 227051), (352, 206410), (440, 165128), (704, 103205), (880, 82564), (1760, 41282), (3520, 20641)]