26628400

素因数分解:

$2^4\times 5^2\times {\mathrm{66571}}^1$

素因数の和:66589

約数の個数: 30

約数和(自身を含む): 63975692

約数和(自身を除く): 37347292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 66571, 133142, 266284, 332855, 532568, 665710, 1065136, 1331420, 1664275, 2662840, 3328550, 5325680, 6657100, 13314200, 26628400]

約数ペア:

[(1, 26628400), (2, 13314200), (4, 6657100), (5, 5325680), (8, 3328550), (10, 2662840), (16, 1664275), (20, 1331420), (25, 1065136), (40, 665710), (50, 532568), (80, 332855), (100, 266284), (200, 133142), (400, 66571)]