7925005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1619}}^1$

素因数の和:1724

約数の個数: 16

約数和(自身を含む): 10497600

約数和(自身を除く): 2572595

約数列:

[1, 5, 11, 55, 89, 445, 979, 1619, 4895, 8095, 17809, 89045, 144091, 720455, 1585001, 7925005]

約数ペア:

[(1, 7925005), (5, 1585001), (11, 720455), (55, 144091), (89, 89045), (445, 17809), (979, 8095), (1619, 4895)]