97998040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{49999}}^1$

素因数の和:50024

約数の個数: 48

約数和(自身を含む): 256500000

約数和(自身を除く): 158501960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 49999, 99998, 199996, 249995, 349993, 399992, 499990, 699986, 999980, 1399972, 1749965, 1999960, 2449951, 2799944, 3499930, 4899902, 6999860, 9799804, 12249755, 13999720, 19599608, 24499510, 48999020, 97998040]

約数ペア:

[(1, 97998040), (2, 48999020), (4, 24499510), (5, 19599608), (7, 13999720), (8, 12249755), (10, 9799804), (14, 6999860), (20, 4899902), (28, 3499930), (35, 2799944), (40, 2449951), (49, 1999960), (56, 1749965), (70, 1399972), (98, 999980), (140, 699986), (196, 499990), (245, 399992), (280, 349993), (392, 249995), (490, 199996), (980, 99998), (1960, 49999)]