75897880

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{4507}}^1$

素因数の和:4939

約数の個数: 32

約数和(自身を含む): 171213840

約数和(自身を除く): 95315960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 4507, 8420, 9014, 16840, 18028, 22535, 36056, 45070, 90140, 180280, 1897447, 3794894, 7589788, 9487235, 15179576, 18974470, 37948940, 75897880]

約数ペア:

[(1, 75897880), (2, 37948940), (4, 18974470), (5, 15179576), (8, 9487235), (10, 7589788), (20, 3794894), (40, 1897447), (421, 180280), (842, 90140), (1684, 45070), (2105, 36056), (3368, 22535), (4210, 18028), (4507, 16840), (8420, 9014)]