20397492095

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{677}}^1\times {\mathrm{937}}^1$

素因数の和:1787

約数の個数: 32

約数和(自身を含む): 25184174400

約数和(自身を除く): 4786682305

約数列:

[1, 5, 59, 109, 295, 545, 677, 937, 3385, 4685, 6431, 32155, 39943, 55283, 73793, 102133, 199715, 276415, 368965, 510665, 634349, 3171745, 4353787, 6025847, 21768935, 30129235, 37426591, 69144041, 187132955, 345720205, 4079498419, 20397492095]

約数ペア:

[(1, 20397492095), (5, 4079498419), (59, 345720205), (109, 187132955), (295, 69144041), (545, 37426591), (677, 30129235), (937, 21768935), (3385, 6025847), (4685, 4353787), (6431, 3171745), (32155, 634349), (39943, 510665), (55283, 368965), (73793, 276415), (102133, 199715)]