161796005

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{1213}}^1$

素因数の和:1365

約数の個数: 32

約数和(自身を含む): 230290944

約数和(自身を除く): 68494939

約数列:

[1, 5, 7, 35, 37, 103, 185, 259, 515, 721, 1213, 1295, 3605, 3811, 6065, 8491, 19055, 26677, 42455, 44881, 124939, 133385, 224405, 314167, 624695, 874573, 1570835, 4372865, 4622743, 23113715, 32359201, 161796005]

約数ペア:

[(1, 161796005), (5, 32359201), (7, 23113715), (35, 4622743), (37, 4372865), (103, 1570835), (185, 874573), (259, 624695), (515, 314167), (721, 224405), (1213, 133385), (1295, 124939), (3605, 44881), (3811, 42455), (6065, 26677), (8491, 19055)]