690738490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{3617}}^1$

素因数の和:3763

約数の個数: 48

約数和(自身を含む): 1358616888

約数和(自身を除く): 667878398

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 169, 226, 338, 565, 845, 1130, 1469, 1690, 2938, 3617, 7234, 7345, 14690, 18085, 19097, 36170, 38194, 47021, 94042, 95485, 190970, 235105, 408721, 470210, 611273, 817442, 1222546, 2043605, 3056365, 4087210, 5313373, 6112730, 10626746, 26566865, 53133730, 69073849, 138147698, 345369245, 690738490]

約数ペア:

[(1, 690738490), (2, 345369245), (5, 138147698), (10, 69073849), (13, 53133730), (26, 26566865), (65, 10626746), (113, 6112730), (130, 5313373), (169, 4087210), (226, 3056365), (338, 2043605), (565, 1222546), (845, 817442), (1130, 611273), (1469, 470210), (1690, 408721), (2938, 235105), (3617, 190970), (7234, 95485), (7345, 94042), (14690, 47021), (18085, 38194), (19097, 36170)]