264650

素因数分解:

$2^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 24

約数和(自身を含む): 505920

約数和(自身を除く): 241270

約数列:

[1, 2, 5, 10, 25, 50, 67, 79, 134, 158, 335, 395, 670, 790, 1675, 1975, 3350, 3950, 5293, 10586, 26465, 52930, 132325, 264650]

約数ペア:

[(1, 264650), (2, 132325), (5, 52930), (10, 26465), (25, 10586), (50, 5293), (67, 3950), (79, 3350), (134, 1975), (158, 1675), (335, 790), (395, 670)]