155288455

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{8419}}^1$

素因数の和:8479

約数の個数: 32

約数和(自身を含む): 232796160

約数和(自身を除く): 77507705

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 155, 217, 527, 595, 1085, 2635, 3689, 8419, 18445, 42095, 58933, 143123, 260989, 294665, 715615, 1001861, 1304945, 1826923, 4436813, 5009305, 9134615, 22184065, 31057691, 155288455]

約数ペア:

[(1, 155288455), (5, 31057691), (7, 22184065), (17, 9134615), (31, 5009305), (35, 4436813), (85, 1826923), (119, 1304945), (155, 1001861), (217, 715615), (527, 294665), (595, 260989), (1085, 143123), (2635, 58933), (3689, 42095), (8419, 18445)]