27780650

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{17923}}^1$

素因数の和:17966

約数の個数: 24

約数和(自身を含む): 53341824

約数和(自身を除く): 25561174

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 17923, 35846, 89615, 179230, 448075, 555613, 896150, 1111226, 2778065, 5556130, 13890325, 27780650]

約数ペア:

[(1, 27780650), (2, 13890325), (5, 5556130), (10, 2778065), (25, 1111226), (31, 896150), (50, 555613), (62, 448075), (155, 179230), (310, 89615), (775, 35846), (1550, 17923)]