72880136

素因数分解:

$2^3\times 7^1\times {\mathrm{167}}^1\times {\mathrm{7793}}^1$

素因数の和:7973

約数の個数: 32

約数和(自身を含む): 157127040

約数和(自身を除く): 84246904

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 167, 334, 668, 1169, 1336, 2338, 4676, 7793, 9352, 15586, 31172, 54551, 62344, 109102, 218204, 436408, 1301431, 2602862, 5205724, 9110017, 10411448, 18220034, 36440068, 72880136]

約数ペア:

[(1, 72880136), (2, 36440068), (4, 18220034), (7, 10411448), (8, 9110017), (14, 5205724), (28, 2602862), (56, 1301431), (167, 436408), (334, 218204), (668, 109102), (1169, 62344), (1336, 54551), (2338, 31172), (4676, 15586), (7793, 9352)]