28878400

素因数分解:

$2^6\times 5^2\times {\mathrm{18049}}^1$

素因数の和:18071

約数の個数: 42

約数和(自身を含む): 71062850

約数和(自身を除く): 42184450

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 18049, 36098, 72196, 90245, 144392, 180490, 288784, 360980, 451225, 577568, 721960, 902450, 1155136, 1443920, 1804900, 2887840, 3609800, 5775680, 7219600, 14439200, 28878400]

約数ペア:

[(1, 28878400), (2, 14439200), (4, 7219600), (5, 5775680), (8, 3609800), (10, 2887840), (16, 1804900), (20, 1443920), (25, 1155136), (32, 902450), (40, 721960), (50, 577568), (64, 451225), (80, 360980), (100, 288784), (160, 180490), (200, 144392), (320, 90245), (400, 72196), (800, 36098), (1600, 18049)]