25244405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 33592320

約数和(自身を除く): 8347915

約数列:

[1, 5, 17, 47, 71, 85, 89, 235, 355, 445, 799, 1207, 1513, 3337, 3995, 4183, 6035, 6319, 7565, 16685, 20915, 31595, 56729, 71111, 107423, 283645, 296993, 355555, 537115, 1484965, 5048881, 25244405]

約数ペア:

[(1, 25244405), (5, 5048881), (17, 1484965), (47, 537115), (71, 355555), (85, 296993), (89, 283645), (235, 107423), (355, 71111), (445, 56729), (799, 31595), (1207, 20915), (1513, 16685), (3337, 7565), (3995, 6319), (4183, 6035)]