51002480

素因数分解:

$2^4\times 5^1\times {\mathrm{637531}}^1$

素因数の和:637544

約数の個数: 20

約数和(自身を含む): 118580952

約数和(自身を除く): 67578472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 637531, 1275062, 2550124, 3187655, 5100248, 6375310, 10200496, 12750620, 25501240, 51002480]

約数ペア:

[(1, 51002480), (2, 25501240), (4, 12750620), (5, 10200496), (8, 6375310), (10, 5100248), (16, 3187655), (20, 2550124), (40, 1275062), (80, 637531)]