77897630

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{18503}}^1$

素因数の和:18931

約数の個数: 16

約数和(自身を含む): 140556384

約数和(自身を除く): 62658754

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 18503, 37006, 92515, 185030, 7789763, 15579526, 38948815, 77897630]

約数ペア:

[(1, 77897630), (2, 38948815), (5, 15579526), (10, 7789763), (421, 185030), (842, 92515), (2105, 37006), (4210, 18503)]