201220145

素因数分解:

$5^1\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{4603}}^1$

素因数の和:5864

約数の個数: 16

約数和(自身を含む): 276240000

約数和(自身を除く): 75019855

約数列:

[1, 5, 7, 35, 1249, 4603, 6245, 8743, 23015, 32221, 43715, 161105, 5749147, 28745735, 40244029, 201220145]

約数ペア:

[(1, 201220145), (5, 40244029), (7, 28745735), (35, 5749147), (1249, 161105), (4603, 43715), (6245, 32221), (8743, 23015)]