163020845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 217728000

約数和(自身を除く): 54707155

約数列:

[1, 5, 13, 53, 65, 79, 265, 395, 599, 689, 1027, 2995, 3445, 4187, 5135, 7787, 20935, 31747, 38935, 47321, 54431, 158735, 236605, 272155, 412711, 615173, 2063555, 2508013, 3075865, 12540065, 32604169, 163020845]

約数ペア:

[(1, 163020845), (5, 32604169), (13, 12540065), (53, 3075865), (65, 2508013), (79, 2063555), (265, 615173), (395, 412711), (599, 272155), (689, 236605), (1027, 158735), (2995, 54431), (3445, 47321), (4187, 38935), (5135, 31747), (7787, 20935)]