53788400

素因数分解:

$2^4\times 5^2\times {\mathrm{134471}}^1$

素因数の和:134489

約数の個数: 30

約数和(自身を含む): 129227592

約数和(自身を除く): 75439192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 134471, 268942, 537884, 672355, 1075768, 1344710, 2151536, 2689420, 3361775, 5378840, 6723550, 10757680, 13447100, 26894200, 53788400]

約数ペア:

[(1, 53788400), (2, 26894200), (4, 13447100), (5, 10757680), (8, 6723550), (10, 5378840), (16, 3361775), (20, 2689420), (25, 2151536), (40, 1344710), (50, 1075768), (80, 672355), (100, 537884), (200, 268942), (400, 134471)]