256202375

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1303}}^1$

素因数の和:1353

約数の個数: 48

約数和(自身を含む): 378775488

約数和(自身を除く): 122573113

約数列:

[1, 5, 11, 13, 25, 55, 65, 121, 125, 143, 275, 325, 605, 715, 1303, 1375, 1573, 1625, 3025, 3575, 6515, 7865, 14333, 15125, 16939, 17875, 32575, 39325, 71665, 84695, 157663, 162875, 186329, 196625, 358325, 423475, 788315, 931645, 1791625, 2049619, 2117375, 3941575, 4658225, 10248095, 19707875, 23291125, 51240475, 256202375]

約数ペア:

[(1, 256202375), (5, 51240475), (11, 23291125), (13, 19707875), (25, 10248095), (55, 4658225), (65, 3941575), (121, 2117375), (125, 2049619), (143, 1791625), (275, 931645), (325, 788315), (605, 423475), (715, 358325), (1303, 196625), (1375, 186329), (1573, 162875), (1625, 157663), (3025, 84695), (3575, 71665), (6515, 39325), (7865, 32575), (14333, 17875), (15125, 16939)]