64723412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{40151}}^1$

素因数の和:40199

約数の個数: 24

約数和(自身を含む): 125916672

約数和(自身を除く): 61193260

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 40151, 80302, 160604, 521963, 1043926, 1244681, 2087852, 2489362, 4978724, 16180853, 32361706, 64723412]

約数ペア:

[(1, 64723412), (2, 32361706), (4, 16180853), (13, 4978724), (26, 2489362), (31, 2087852), (52, 1244681), (62, 1043926), (124, 521963), (403, 160604), (806, 80302), (1612, 40151)]