64749585

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{541}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 106145280

約数和(自身を除く): 41395695

約数列:

[1, 3, 5, 15, 79, 101, 237, 303, 395, 505, 541, 1185, 1515, 1623, 2705, 7979, 8115, 23937, 39895, 42739, 54641, 119685, 128217, 163923, 213695, 273205, 641085, 819615, 4316639, 12949917, 21583195, 64749585]

約数ペア:

[(1, 64749585), (3, 21583195), (5, 12949917), (15, 4316639), (79, 819615), (101, 641085), (237, 273205), (303, 213695), (395, 163923), (505, 128217), (541, 119685), (1185, 54641), (1515, 42739), (1623, 39895), (2705, 23937), (7979, 8115)]