268816400

素因数分解:

$2^4\times 5^2\times {\mathrm{672041}}^1$

素因数の和:672059

約数の個数: 30

約数和(自身を含む): 645832362

約数和(自身を除く): 377015962

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 672041, 1344082, 2688164, 3360205, 5376328, 6720410, 10752656, 13440820, 16801025, 26881640, 33602050, 53763280, 67204100, 134408200, 268816400]

約数ペア:

[(1, 268816400), (2, 134408200), (4, 67204100), (5, 53763280), (8, 33602050), (10, 26881640), (16, 16801025), (20, 13440820), (25, 10752656), (40, 6720410), (50, 5376328), (80, 3360205), (100, 2688164), (200, 1344082), (400, 672041)]