53902475

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:308

約数の個数: 36

約数和(自身を含む): 74609808

約数和(自身を除く): 20707333

約数列:

[1, 5, 11, 25, 55, 103, 121, 173, 275, 515, 605, 865, 1133, 1903, 2575, 3025, 4325, 5665, 9515, 12463, 17819, 20933, 28325, 47575, 62315, 89095, 104665, 196009, 311575, 445475, 523325, 980045, 2156099, 4900225, 10780495, 53902475]

約数ペア:

[(1, 53902475), (5, 10780495), (11, 4900225), (25, 2156099), (55, 980045), (103, 523325), (121, 445475), (173, 311575), (275, 196009), (515, 104665), (605, 89095), (865, 62315), (1133, 47575), (1903, 28325), (2575, 20933), (3025, 17819), (4325, 12463), (5665, 9515)]