17978571040

素因数分解:

$2^5\times 5^1\times {\mathrm{1301}}^1\times {\mathrm{86369}}^1$

素因数の和:87685

約数の個数: 48

約数和(自身を含む): 42507513720

約数和(自身を除く): 24528942680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1301, 2602, 5204, 6505, 10408, 13010, 20816, 26020, 41632, 52040, 86369, 104080, 172738, 208160, 345476, 431845, 690952, 863690, 1381904, 1727380, 2763808, 3454760, 6909520, 13819040, 112366069, 224732138, 449464276, 561830345, 898928552, 1123660690, 1797857104, 2247321380, 3595714208, 4494642760, 8989285520, 17978571040]

約数ペア:

[(1, 17978571040), (2, 8989285520), (4, 4494642760), (5, 3595714208), (8, 2247321380), (10, 1797857104), (16, 1123660690), (20, 898928552), (32, 561830345), (40, 449464276), (80, 224732138), (160, 112366069), (1301, 13819040), (2602, 6909520), (5204, 3454760), (6505, 2763808), (10408, 1727380), (13010, 1381904), (20816, 863690), (26020, 690952), (41632, 431845), (52040, 345476), (86369, 208160), (104080, 172738)]