123764005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 161740800

約数和(自身を除く): 37976795

約数列:

[1, 5, 19, 59, 71, 95, 295, 311, 355, 1121, 1349, 1555, 4189, 5605, 5909, 6745, 18349, 20945, 22081, 29545, 79591, 91745, 110405, 348631, 397955, 419539, 1302779, 1743155, 2097695, 6513895, 24752801, 123764005]

約数ペア:

[(1, 123764005), (5, 24752801), (19, 6513895), (59, 2097695), (71, 1743155), (95, 1302779), (295, 419539), (311, 397955), (355, 348631), (1121, 110405), (1349, 91745), (1555, 79591), (4189, 29545), (5605, 22081), (5909, 20945), (6745, 18349)]