25713660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61223}}^1$

素因数の和:61242

約数の個数: 48

約数和(自身を含む): 82285056

約数和(自身を除く): 56571396

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, 61223, 122446, 183669, 244892, 306115, 367338, 428561, 612230, 734676, 857122, 918345, 1224460, 1285683, 1714244, 1836690, 2142805, 2571366, 3673380, 4285610, 5142732, 6428415, 8571220, 12856830, 25713660]

約数ペア:

[(1, 25713660), (2, 12856830), (3, 8571220), (4, 6428415), (5, 5142732), (6, 4285610), (7, 3673380), (10, 2571366), (12, 2142805), (14, 1836690), (15, 1714244), (20, 1285683), (21, 1224460), (28, 918345), (30, 857122), (35, 734676), (42, 612230), (60, 428561), (70, 367338), (84, 306115), (105, 244892), (140, 183669), (210, 122446), (420, 61223)]