90640535

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1\times {\mathrm{409}}^1$

素因数の和:890

約数の個数: 16

約数和(自身を含む): 110208000

約数和(自身を除く): 19567465

約数列:

[1, 5, 127, 349, 409, 635, 1745, 2045, 44323, 51943, 142741, 221615, 259715, 713705, 18128107, 90640535]

約数ペア:

[(1, 90640535), (5, 18128107), (127, 713705), (349, 259715), (409, 221615), (635, 142741), (1745, 51943), (2045, 44323)]