319492075

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{173}}^2$

素因数の和:424

約数の個数: 36

約数和(自身を含む): 462863728

約数和(自身を除く): 143371653

約数列:

[1, 5, 7, 25, 35, 61, 173, 175, 305, 427, 865, 1211, 1525, 2135, 4325, 6055, 10553, 10675, 29929, 30275, 52765, 73871, 149645, 209503, 263825, 369355, 748225, 1047515, 1825669, 1846775, 5237575, 9128345, 12779683, 45641725, 63898415, 319492075]

約数ペア:

[(1, 319492075), (5, 63898415), (7, 45641725), (25, 12779683), (35, 9128345), (61, 5237575), (173, 1846775), (175, 1825669), (305, 1047515), (427, 748225), (865, 369355), (1211, 263825), (1525, 209503), (2135, 149645), (4325, 73871), (6055, 52765), (10553, 30275), (10675, 29929)]