25087120

素因数分解:

$2^4\times 5^1\times {\mathrm{313589}}^1$

素因数の和:313602

約数の個数: 20

約数和(自身を含む): 58327740

約数和(自身を除く): 33240620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313589, 627178, 1254356, 1567945, 2508712, 3135890, 5017424, 6271780, 12543560, 25087120]

約数ペア:

[(1, 25087120), (2, 12543560), (4, 6271780), (5, 5017424), (8, 3135890), (10, 2508712), (16, 1567945), (20, 1254356), (40, 627178), (80, 313589)]