261240592

素因数分解:

$2^4\times {\mathrm{523}}^1\times {\mathrm{31219}}^1$

素因数の和:31750

約数の個数: 20

約数和(自身を含む): 507137680

約数和(自身を除く): 245897088

約数列:

[1, 2, 4, 8, 16, 523, 1046, 2092, 4184, 8368, 31219, 62438, 124876, 249752, 499504, 16327537, 32655074, 65310148, 130620296, 261240592]

約数ペア:

[(1, 261240592), (2, 130620296), (4, 65310148), (8, 32655074), (16, 16327537), (523, 499504), (1046, 249752), (2092, 124876), (4184, 62438), (8368, 31219)]