87381200

素因数分解:

$2^4\times 5^2\times {\mathrm{218453}}^1$

素因数の和:218471

約数の個数: 30

約数和(自身を含む): 209934294

約数和(自身を除く): 122553094

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 218453, 436906, 873812, 1092265, 1747624, 2184530, 3495248, 4369060, 5461325, 8738120, 10922650, 17476240, 21845300, 43690600, 87381200]

約数ペア:

[(1, 87381200), (2, 43690600), (4, 21845300), (5, 17476240), (8, 10922650), (10, 8738120), (16, 5461325), (20, 4369060), (25, 3495248), (40, 2184530), (50, 1747624), (80, 1092265), (100, 873812), (200, 436906), (400, 218453)]