66383900

素因数分解:

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

素因数の和:2135

約数の個数: 72

約数和(自身を含む): 162645840

約数和(自身を除く): 96261940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 29, 44, 50, 55, 58, 100, 110, 116, 145, 220, 275, 290, 319, 550, 580, 638, 725, 1100, 1276, 1450, 1595, 2081, 2900, 3190, 4162, 6380, 7975, 8324, 10405, 15950, 20810, 22891, 31900, 41620, 45782, 52025, 60349, 91564, 104050, 114455, 120698, 208100, 228910, 241396, 301745, 457820, 572275, 603490, 663839, 1144550, 1206980, 1327678, 1508725, 2289100, 2655356, 3017450, 3319195, 6034900, 6638390, 13276780, 16595975, 33191950, 66383900]

約数ペア:

[(1, 66383900), (2, 33191950), (4, 16595975), (5, 13276780), (10, 6638390), (11, 6034900), (20, 3319195), (22, 3017450), (25, 2655356), (29, 2289100), (44, 1508725), (50, 1327678), (55, 1206980), (58, 1144550), (100, 663839), (110, 603490), (116, 572275), (145, 457820), (220, 301745), (275, 241396), (290, 228910), (319, 208100), (550, 120698), (580, 114455), (638, 104050), (725, 91564), (1100, 60349), (1276, 52025), (1450, 45782), (1595, 41620), (2081, 31900), (2900, 22891), (3190, 20810), (4162, 15950), (6380, 10405), (7975, 8324)]