40512845

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{6991}}^1$

素因数の和:7076

約数の個数: 16

約数和(自身を含む): 52020480

約数和(自身を除く): 11507635

約数列:

[1, 5, 19, 61, 95, 305, 1159, 5795, 6991, 34955, 132829, 426451, 664145, 2132255, 8102569, 40512845]

約数ペア:

[(1, 40512845), (5, 8102569), (19, 2132255), (61, 664145), (95, 426451), (305, 132829), (1159, 34955), (5795, 6991)]