65980220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113759}}^1$

素因数の和:113797

約数の個数: 24

約数和(自身を含む): 143337600

約数和(自身を除く): 77357380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 113759, 227518, 455036, 568795, 1137590, 2275180, 3299011, 6598022, 13196044, 16495055, 32990110, 65980220]

約数ペア:

[(1, 65980220), (2, 32990110), (4, 16495055), (5, 13196044), (10, 6598022), (20, 3299011), (29, 2275180), (58, 1137590), (116, 568795), (145, 455036), (290, 227518), (580, 113759)]