25625980

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{7079}}^1$

素因数の和:7269

約数の個数: 24

約数和(自身を含む): 54119520

約数和(自身を除く): 28493540

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 7079, 14158, 28316, 35395, 70790, 141580, 1281299, 2562598, 5125196, 6406495, 12812990, 25625980]

約数ペア:

[(1, 25625980), (2, 12812990), (4, 6406495), (5, 5125196), (10, 2562598), (20, 1281299), (181, 141580), (362, 70790), (724, 35395), (905, 28316), (1810, 14158), (3620, 7079)]