85137920

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{4751}}^1$

素因数の和:4781

約数の個数: 80

約数和(自身を含む): 233342208

約数和(自身を除く): 148204288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 4751, 8960, 9502, 17920, 19004, 23755, 33257, 38008, 47510, 66514, 76016, 95020, 133028, 152032, 166285, 190040, 266056, 304064, 332570, 380080, 532112, 608128, 665140, 760160, 1064224, 1216256, 1330280, 1520320, 2128448, 2432512, 2660560, 3040640, 4256896, 5321120, 6081280, 8513792, 10642240, 12162560, 17027584, 21284480, 42568960, 85137920]

約数ペア:

[(1, 85137920), (2, 42568960), (4, 21284480), (5, 17027584), (7, 12162560), (8, 10642240), (10, 8513792), (14, 6081280), (16, 5321120), (20, 4256896), (28, 3040640), (32, 2660560), (35, 2432512), (40, 2128448), (56, 1520320), (64, 1330280), (70, 1216256), (80, 1064224), (112, 760160), (128, 665140), (140, 608128), (160, 532112), (224, 380080), (256, 332570), (280, 304064), (320, 266056), (448, 190040), (512, 166285), (560, 152032), (640, 133028), (896, 95020), (1120, 76016), (1280, 66514), (1792, 47510), (2240, 38008), (2560, 33257), (3584, 23755), (4480, 19004), (4751, 17920), (8960, 9502)]