437900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:194

約数の個数: 36

約数和(自身を含む): 989520

約数和(自身を除く): 551620

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 151, 290, 302, 580, 604, 725, 755, 1450, 1510, 2900, 3020, 3775, 4379, 7550, 8758, 15100, 17516, 21895, 43790, 87580, 109475, 218950, 437900]

約数ペア:

[(1, 437900), (2, 218950), (4, 109475), (5, 87580), (10, 43790), (20, 21895), (25, 17516), (29, 15100), (50, 8758), (58, 7550), (100, 4379), (116, 3775), (145, 3020), (151, 2900), (290, 1510), (302, 1450), (580, 755), (604, 725)]