77167720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{275599}}^1$

素因数の和:275617

約数の個数: 32

約数和(自身を含む): 198432000

約数和(自身を除く): 121264280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 275599, 551198, 1102396, 1377995, 1929193, 2204792, 2755990, 3858386, 5511980, 7716772, 9645965, 11023960, 15433544, 19291930, 38583860, 77167720]

約数ペア:

[(1, 77167720), (2, 38583860), (4, 19291930), (5, 15433544), (7, 11023960), (8, 9645965), (10, 7716772), (14, 5511980), (20, 3858386), (28, 2755990), (35, 2204792), (40, 1929193), (56, 1377995), (70, 1102396), (140, 551198), (280, 275599)]