25854780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61559}}^1$

素因数の和:61578

約数の個数: 48

約数和(自身を含む): 82736640

約数和(自身を除く): 56881860

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, 61559, 123118, 184677, 246236, 307795, 369354, 430913, 615590, 738708, 861826, 923385, 1231180, 1292739, 1723652, 1846770, 2154565, 2585478, 3693540, 4309130, 5170956, 6463695, 8618260, 12927390, 25854780]

約数ペア:

[(1, 25854780), (2, 12927390), (3, 8618260), (4, 6463695), (5, 5170956), (6, 4309130), (7, 3693540), (10, 2585478), (12, 2154565), (14, 1846770), (15, 1723652), (20, 1292739), (21, 1231180), (28, 923385), (30, 861826), (35, 738708), (42, 615590), (60, 430913), (70, 369354), (84, 307795), (105, 246236), (140, 184677), (210, 123118), (420, 61559)]