71251340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{50177}}^1$

素因数の和:50257

約数の個数: 24

約数和(自身を含む): 151738272

約数和(自身を除く): 80486932

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 50177, 100354, 200708, 250885, 501770, 1003540, 3562567, 7125134, 14250268, 17812835, 35625670, 71251340]

約数ペア:

[(1, 71251340), (2, 35625670), (4, 17812835), (5, 14250268), (10, 7125134), (20, 3562567), (71, 1003540), (142, 501770), (284, 250885), (355, 200708), (710, 100354), (1420, 50177)]