38479900

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{3967}}^1$

素因数の和:4078

約数の個数: 36

約数和(自身を含む): 84383488

約数和(自身を除く): 45903588

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 3967, 4850, 7934, 9700, 15868, 19835, 39670, 79340, 99175, 198350, 384799, 396700, 769598, 1539196, 1923995, 3847990, 7695980, 9619975, 19239950, 38479900]

約数ペア:

[(1, 38479900), (2, 19239950), (4, 9619975), (5, 7695980), (10, 3847990), (20, 1923995), (25, 1539196), (50, 769598), (97, 396700), (100, 384799), (194, 198350), (388, 99175), (485, 79340), (970, 39670), (1940, 19835), (2425, 15868), (3967, 9700), (4850, 7934)]