164903860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{25847}}^1$

素因数の和:25896

約数の個数: 48

約数和(自身を含む): 390821760

約数和(自身を除く): 225917900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 25847, 51694, 103388, 129235, 258470, 284317, 516940, 568634, 749563, 1137268, 1421585, 1499126, 2843170, 2998252, 3747815, 5686340, 7495630, 8245193, 14991260, 16490386, 32980772, 41225965, 82451930, 164903860]

約数ペア:

[(1, 164903860), (2, 82451930), (4, 41225965), (5, 32980772), (10, 16490386), (11, 14991260), (20, 8245193), (22, 7495630), (29, 5686340), (44, 3747815), (55, 2998252), (58, 2843170), (110, 1499126), (116, 1421585), (145, 1137268), (220, 749563), (290, 568634), (319, 516940), (580, 284317), (638, 258470), (1276, 129235), (1595, 103388), (3190, 51694), (6380, 25847)]