25708620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61211}}^1$

素因数の和:61230

約数の個数: 48

約数和(自身を含む): 82268928

約数和(自身を除く): 56560308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 61211, 122422, 183633, 244844, 306055, 367266, 428477, 612110, 734532, 856954, 918165, 1224220, 1285431, 1713908, 1836330, 2142385, 2570862, 3672660, 4284770, 5141724, 6427155, 8569540, 12854310, 25708620]

約数ペア:

[(1, 25708620), (2, 12854310), (3, 8569540), (4, 6427155), (5, 5141724), (6, 4284770), (7, 3672660), (10, 2570862), (12, 2142385), (14, 1836330), (15, 1713908), (20, 1285431), (21, 1224220), (28, 918165), (30, 856954), (35, 734532), (42, 612110), (60, 428477), (70, 367266), (84, 306055), (105, 244844), (140, 183633), (210, 122422), (420, 61211)]