71202520

素因数分解:

$2^3\times 5^1\times {\mathrm{433}}^1\times {\mathrm{4111}}^1$

素因数の和:4555

約数の個数: 32

約数和(自身を含む): 160614720

約数和(自身を除く): 89412200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 433, 866, 1732, 2165, 3464, 4111, 4330, 8222, 8660, 16444, 17320, 20555, 32888, 41110, 82220, 164440, 1780063, 3560126, 7120252, 8900315, 14240504, 17800630, 35601260, 71202520]

約数ペア:

[(1, 71202520), (2, 35601260), (4, 17800630), (5, 14240504), (8, 8900315), (10, 7120252), (20, 3560126), (40, 1780063), (433, 164440), (866, 82220), (1732, 41110), (2165, 32888), (3464, 20555), (4111, 17320), (4330, 16444), (8222, 8660)]