71778929152

素因数分解:

$2^9\times 7^1\times {\mathrm{29}}^1\times {\mathrm{690607}}^1$

素因数の和:690661

約数の個数: 80

約数和(自身を含む): 169558076160

約数和(自身を除く): 97779147008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 224, 232, 256, 406, 448, 464, 512, 812, 896, 928, 1624, 1792, 1856, 3248, 3584, 3712, 6496, 7424, 12992, 14848, 25984, 51968, 103936, 690607, 1381214, 2762428, 4834249, 5524856, 9668498, 11049712, 19336996, 20027603, 22099424, 38673992, 40055206, 44198848, 77347984, 80110412, 88397696, 140193221, 154695968, 160220824, 176795392, 280386442, 309391936, 320441648, 353590784, 560772884, 618783872, 640883296, 1121545768, 1237567744, 1281766592, 2243091536, 2475135488, 2563533184, 4486183072, 5127066368, 8972366144, 10254132736, 17944732288, 35889464576, 71778929152]

約数ペア:

[(1, 71778929152), (2, 35889464576), (4, 17944732288), (7, 10254132736), (8, 8972366144), (14, 5127066368), (16, 4486183072), (28, 2563533184), (29, 2475135488), (32, 2243091536), (56, 1281766592), (58, 1237567744), (64, 1121545768), (112, 640883296), (116, 618783872), (128, 560772884), (203, 353590784), (224, 320441648), (232, 309391936), (256, 280386442), (406, 176795392), (448, 160220824), (464, 154695968), (512, 140193221), (812, 88397696), (896, 80110412), (928, 77347984), (1624, 44198848), (1792, 40055206), (1856, 38673992), (3248, 22099424), (3584, 20027603), (3712, 19336996), (6496, 11049712), (7424, 9668498), (12992, 5524856), (14848, 4834249), (25984, 2762428), (51968, 1381214), (103936, 690607)]