71670448

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{27481}}^1$

素因数の和:27652

約数の個数: 20

約数和(自身を含む): 139718488

約数和(自身を除く): 68048040

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 27481, 54962, 109924, 219848, 439696, 4479403, 8958806, 17917612, 35835224, 71670448]

約数ペア:

[(1, 71670448), (2, 35835224), (4, 17917612), (8, 8958806), (16, 4479403), (163, 439696), (326, 219848), (652, 109924), (1304, 54962), (2608, 27481)]