101991520

素因数分解:

$2^5\times 5^1\times {\mathrm{637447}}^1$

素因数の和:637462

約数の個数: 24

約数和(自身を含む): 240955344

約数和(自身を除く): 138963824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 637447, 1274894, 2549788, 3187235, 5099576, 6374470, 10199152, 12748940, 20398304, 25497880, 50995760, 101991520]

約数ペア:

[(1, 101991520), (2, 50995760), (4, 25497880), (5, 20398304), (8, 12748940), (10, 10199152), (16, 6374470), (20, 5099576), (32, 3187235), (40, 2549788), (80, 1274894), (160, 637447)]