83438576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:574

約数の個数: 80

約数和(自身を含む): 187904640

約数和(自身を除く): 104466064

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 43, 52, 76, 86, 104, 152, 172, 208, 247, 304, 344, 491, 494, 559, 688, 817, 982, 988, 1118, 1634, 1964, 1976, 2236, 3268, 3928, 3952, 4472, 6383, 6536, 7856, 8944, 9329, 10621, 12766, 13072, 18658, 21113, 21242, 25532, 37316, 42226, 42484, 51064, 74632, 84452, 84968, 102128, 121277, 149264, 168904, 169936, 242554, 274469, 337808, 401147, 485108, 548938, 802294, 970216, 1097876, 1604588, 1940432, 2195752, 3209176, 4391504, 5214911, 6418352, 10429822, 20859644, 41719288, 83438576]

約数ペア:

[(1, 83438576), (2, 41719288), (4, 20859644), (8, 10429822), (13, 6418352), (16, 5214911), (19, 4391504), (26, 3209176), (38, 2195752), (43, 1940432), (52, 1604588), (76, 1097876), (86, 970216), (104, 802294), (152, 548938), (172, 485108), (208, 401147), (247, 337808), (304, 274469), (344, 242554), (491, 169936), (494, 168904), (559, 149264), (688, 121277), (817, 102128), (982, 84968), (988, 84452), (1118, 74632), (1634, 51064), (1964, 42484), (1976, 42226), (2236, 37316), (3268, 25532), (3928, 21242), (3952, 21113), (4472, 18658), (6383, 13072), (6536, 12766), (7856, 10621), (8944, 9329)]