25940920

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3583}}^1$

素因数の和:3775

約数の個数: 32

約数和(自身を含む): 58705920

約数和(自身を除く): 32765000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3583, 3620, 7166, 7240, 14332, 17915, 28664, 35830, 71660, 143320, 648523, 1297046, 2594092, 3242615, 5188184, 6485230, 12970460, 25940920]

約数ペア:

[(1, 25940920), (2, 12970460), (4, 6485230), (5, 5188184), (8, 3242615), (10, 2594092), (20, 1297046), (40, 648523), (181, 143320), (362, 71660), (724, 35830), (905, 28664), (1448, 17915), (1810, 14332), (3583, 7240), (3620, 7166)]