31042904

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:192

約数の個数: 64

約数和(自身を含む): 63866880

約数和(自身を除く): 32823976

約数列:

[1, 2, 4, 8, 31, 41, 43, 62, 71, 82, 86, 124, 142, 164, 172, 248, 284, 328, 344, 568, 1271, 1333, 1763, 2201, 2542, 2666, 2911, 3053, 3526, 4402, 5084, 5332, 5822, 6106, 7052, 8804, 10168, 10664, 11644, 12212, 14104, 17608, 23288, 24424, 54653, 90241, 94643, 109306, 125173, 180482, 189286, 218612, 250346, 360964, 378572, 437224, 500692, 721928, 757144, 1001384, 3880363, 7760726, 15521452, 31042904]

約数ペア:

[(1, 31042904), (2, 15521452), (4, 7760726), (8, 3880363), (31, 1001384), (41, 757144), (43, 721928), (62, 500692), (71, 437224), (82, 378572), (86, 360964), (124, 250346), (142, 218612), (164, 189286), (172, 180482), (248, 125173), (284, 109306), (328, 94643), (344, 90241), (568, 54653), (1271, 24424), (1333, 23288), (1763, 17608), (2201, 14104), (2542, 12212), (2666, 11644), (2911, 10664), (3053, 10168), (3526, 8804), (4402, 7052), (5084, 6106), (5332, 5822)]