80257970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{617369}}^1$

素因数の和:617389

約数の個数: 16

約数和(自身を含む): 155577240

約数和(自身を除く): 75319270

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 617369, 1234738, 3086845, 6173690, 8025797, 16051594, 40128985, 80257970]

約数ペア:

[(1, 80257970), (2, 40128985), (5, 16051594), (10, 8025797), (13, 6173690), (26, 3086845), (65, 1234738), (130, 617369)]