131262400

素因数分解:

$2^6\times 5^2\times {\mathrm{82039}}^1$

素因数の和:82061

約数の個数: 42

約数和(自身を含む): 322991480

約数和(自身を除く): 191729080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 82039, 164078, 328156, 410195, 656312, 820390, 1312624, 1640780, 2050975, 2625248, 3281560, 4101950, 5250496, 6563120, 8203900, 13126240, 16407800, 26252480, 32815600, 65631200, 131262400]

約数ペア:

[(1, 131262400), (2, 65631200), (4, 32815600), (5, 26252480), (8, 16407800), (10, 13126240), (16, 8203900), (20, 6563120), (25, 5250496), (32, 4101950), (40, 3281560), (50, 2625248), (64, 2050975), (80, 1640780), (100, 1312624), (160, 820390), (200, 656312), (320, 410195), (400, 328156), (800, 164078), (1600, 82039)]