28678997200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{10242499}}^1$

素因数の和:10242524

約数の個数: 60

約数和(自身を含む): 78744340000

約数和(自身を除く): 50065342800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 10242499, 20484998, 40969996, 51212495, 71697493, 81939992, 102424990, 143394986, 163879984, 204849980, 256062475, 286789972, 358487465, 409699960, 512124950, 573579944, 716974930, 819399920, 1024249900, 1147159888, 1433949860, 1792437325, 2048499800, 2867899720, 3584874650, 4096999600, 5735799440, 7169749300, 14339498600, 28678997200]

約数ペア:

[(1, 28678997200), (2, 14339498600), (4, 7169749300), (5, 5735799440), (7, 4096999600), (8, 3584874650), (10, 2867899720), (14, 2048499800), (16, 1792437325), (20, 1433949860), (25, 1147159888), (28, 1024249900), (35, 819399920), (40, 716974930), (50, 573579944), (56, 512124950), (70, 409699960), (80, 358487465), (100, 286789972), (112, 256062475), (140, 204849980), (175, 163879984), (200, 143394986), (280, 102424990), (350, 81939992), (400, 71697493), (560, 51212495), (700, 40969996), (1400, 20484998), (2800, 10242499)]