71855756

素因数分解:

$2^2\times 7^3\times {\mathrm{83}}^1\times {\mathrm{631}}^1$

素因数の和:739

約数の個数: 48

約数和(自身を含む): 148646400

約数和(自身を除く): 76790644

約数列:

[1, 2, 4, 7, 14, 28, 49, 83, 98, 166, 196, 332, 343, 581, 631, 686, 1162, 1262, 1372, 2324, 2524, 4067, 4417, 8134, 8834, 16268, 17668, 28469, 30919, 52373, 56938, 61838, 104746, 113876, 123676, 209492, 216433, 366611, 432866, 733222, 865732, 1466444, 2566277, 5132554, 10265108, 17963939, 35927878, 71855756]

約数ペア:

[(1, 71855756), (2, 35927878), (4, 17963939), (7, 10265108), (14, 5132554), (28, 2566277), (49, 1466444), (83, 865732), (98, 733222), (166, 432866), (196, 366611), (332, 216433), (343, 209492), (581, 123676), (631, 113876), (686, 104746), (1162, 61838), (1262, 56938), (1372, 52373), (2324, 30919), (2524, 28469), (4067, 17668), (4417, 16268), (8134, 8834)]