84127760

素因数分解:

$2^4\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1423}}^1$

素因数の和:2175

約数の個数: 40

約数和(自身を含む): 195999360

約数和(自身を除く): 111871600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 739, 1423, 1478, 2846, 2956, 3695, 5692, 5912, 7115, 7390, 11384, 11824, 14230, 14780, 22768, 28460, 29560, 56920, 59120, 113840, 1051597, 2103194, 4206388, 5257985, 8412776, 10515970, 16825552, 21031940, 42063880, 84127760]

約数ペア:

[(1, 84127760), (2, 42063880), (4, 21031940), (5, 16825552), (8, 10515970), (10, 8412776), (16, 5257985), (20, 4206388), (40, 2103194), (80, 1051597), (739, 113840), (1423, 59120), (1478, 56920), (2846, 29560), (2956, 28460), (3695, 22768), (5692, 14780), (5912, 14230), (7115, 11824), (7390, 11384)]