25632440

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5879}}^1$

素因数の和:5999

約数の個数: 32

約数和(自身を含む): 58212000

約数和(自身を除く): 32579560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 5879, 11758, 23516, 29395, 47032, 58790, 117580, 235160, 640811, 1281622, 2563244, 3204055, 5126488, 6408110, 12816220, 25632440]

約数ペア:

[(1, 25632440), (2, 12816220), (4, 6408110), (5, 5126488), (8, 3204055), (10, 2563244), (20, 1281622), (40, 640811), (109, 235160), (218, 117580), (436, 58790), (545, 47032), (872, 29395), (1090, 23516), (2180, 11758), (4360, 5879)]