1255326808

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{135389}}^1$

素因数の和:135475

約数の個数: 32

約数和(自身を含む): 2518254000

約数和(自身を除く): 1262927192

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 9272, 135389, 270778, 541556, 1083112, 2572391, 5144782, 8258729, 10289564, 16517458, 20579128, 33034916, 66069832, 156915851, 313831702, 627663404, 1255326808]

約数ペア:

[(1, 1255326808), (2, 627663404), (4, 313831702), (8, 156915851), (19, 66069832), (38, 33034916), (61, 20579128), (76, 16517458), (122, 10289564), (152, 8258729), (244, 5144782), (488, 2572391), (1159, 1083112), (2318, 541556), (4636, 270778), (9272, 135389)]