80673580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{310283}}^1$

素因数の和:310305

約数の個数: 24

約数和(自身を含む): 182446992

約数和(自身を除く): 101773412

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 310283, 620566, 1241132, 1551415, 3102830, 4033679, 6205660, 8067358, 16134716, 20168395, 40336790, 80673580]

約数ペア:

[(1, 80673580), (2, 40336790), (4, 20168395), (5, 16134716), (10, 8067358), (13, 6205660), (20, 4033679), (26, 3102830), (52, 1551415), (65, 1241132), (130, 620566), (260, 310283)]