78431290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{11551}}^1$

素因数の和:11662

約数の個数: 32

約数和(自身を含む): 163021824

約数和(自身を除く): 84590534

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 679, 970, 1358, 3395, 6790, 11551, 23102, 57755, 80857, 115510, 161714, 404285, 808570, 1120447, 2240894, 5602235, 7843129, 11204470, 15686258, 39215645, 78431290]

約数ペア:

[(1, 78431290), (2, 39215645), (5, 15686258), (7, 11204470), (10, 7843129), (14, 5602235), (35, 2240894), (70, 1120447), (97, 808570), (194, 404285), (485, 161714), (679, 115510), (970, 80857), (1358, 57755), (3395, 23102), (6790, 11551)]