51511040

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{5749}}^1$

素因数の和:5777

約数の個数: 72

約数和(自身を含む): 141036000

約数和(自身を除く): 89524960

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, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 5749, 8960, 11498, 22996, 28745, 40243, 45992, 57490, 80486, 91984, 114980, 160972, 183968, 201215, 229960, 321944, 367936, 402430, 459920, 643888, 735872, 804860, 919840, 1287776, 1471744, 1609720, 1839680, 2575552, 3219440, 3679360, 5151104, 6438880, 7358720, 10302208, 12877760, 25755520, 51511040]

約数ペア:

[(1, 51511040), (2, 25755520), (4, 12877760), (5, 10302208), (7, 7358720), (8, 6438880), (10, 5151104), (14, 3679360), (16, 3219440), (20, 2575552), (28, 1839680), (32, 1609720), (35, 1471744), (40, 1287776), (56, 919840), (64, 804860), (70, 735872), (80, 643888), (112, 459920), (128, 402430), (140, 367936), (160, 321944), (224, 229960), (256, 201215), (280, 183968), (320, 160972), (448, 114980), (560, 91984), (640, 80486), (896, 57490), (1120, 45992), (1280, 40243), (1792, 28745), (2240, 22996), (4480, 11498), (5749, 8960)]