39999535

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{769}}^1$

素因数の和:978

約数の個数: 16

約数和(自身を含む): 49008960

約数和(自身を除く): 9009425

約数列:

[1, 5, 101, 103, 505, 515, 769, 3845, 10403, 52015, 77669, 79207, 388345, 396035, 7999907, 39999535]

約数ペア:

[(1, 39999535), (5, 7999907), (101, 396035), (103, 388345), (505, 79207), (515, 77669), (769, 52015), (3845, 10403)]