26553560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2081}}^1$

素因数の和:2132

約数の個数: 64

約数和(自身を含む): 67456800

約数和(自身を除く): 40903240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 1160, 1276, 1595, 2081, 2552, 3190, 4162, 6380, 8324, 10405, 12760, 16648, 20810, 22891, 41620, 45782, 60349, 83240, 91564, 114455, 120698, 183128, 228910, 241396, 301745, 457820, 482792, 603490, 663839, 915640, 1206980, 1327678, 2413960, 2655356, 3319195, 5310712, 6638390, 13276780, 26553560]

約数ペア:

[(1, 26553560), (2, 13276780), (4, 6638390), (5, 5310712), (8, 3319195), (10, 2655356), (11, 2413960), (20, 1327678), (22, 1206980), (29, 915640), (40, 663839), (44, 603490), (55, 482792), (58, 457820), (88, 301745), (110, 241396), (116, 228910), (145, 183128), (220, 120698), (232, 114455), (290, 91564), (319, 83240), (440, 60349), (580, 45782), (638, 41620), (1160, 22891), (1276, 20810), (1595, 16648), (2081, 12760), (2552, 10405), (3190, 8324), (4162, 6380)]