51981456

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:496

約数の個数: 80

約数和(自身を含む): 140616000

約数和(自身を除く): 88634544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 107, 116, 174, 214, 232, 321, 348, 349, 428, 464, 642, 696, 698, 856, 1047, 1284, 1392, 1396, 1712, 2094, 2568, 2792, 3103, 4188, 5136, 5584, 6206, 8376, 9309, 10121, 12412, 16752, 18618, 20242, 24824, 30363, 37236, 37343, 40484, 49648, 60726, 74472, 74686, 80968, 112029, 121452, 148944, 149372, 161936, 224058, 242904, 298744, 448116, 485808, 597488, 896232, 1082947, 1792464, 2165894, 3248841, 4331788, 6497682, 8663576, 12995364, 17327152, 25990728, 51981456]

約数ペア:

[(1, 51981456), (2, 25990728), (3, 17327152), (4, 12995364), (6, 8663576), (8, 6497682), (12, 4331788), (16, 3248841), (24, 2165894), (29, 1792464), (48, 1082947), (58, 896232), (87, 597488), (107, 485808), (116, 448116), (174, 298744), (214, 242904), (232, 224058), (321, 161936), (348, 149372), (349, 148944), (428, 121452), (464, 112029), (642, 80968), (696, 74686), (698, 74472), (856, 60726), (1047, 49648), (1284, 40484), (1392, 37343), (1396, 37236), (1712, 30363), (2094, 24824), (2568, 20242), (2792, 18618), (3103, 16752), (4188, 12412), (5136, 10121), (5584, 9309), (6206, 8376)]