71569660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{210499}}^1$

素因数の和:210525

約数の個数: 24

約数和(自身を含む): 159138000

約数和(自身を除く): 87568340

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 210499, 420998, 841996, 1052495, 2104990, 3578483, 4209980, 7156966, 14313932, 17892415, 35784830, 71569660]

約数ペア:

[(1, 71569660), (2, 35784830), (4, 17892415), (5, 14313932), (10, 7156966), (17, 4209980), (20, 3578483), (34, 2104990), (68, 1052495), (85, 841996), (170, 420998), (340, 210499)]