25946480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{6619}}^1$

素因数の和:6646

約数の個数: 60

約数和(自身を含む): 70185240

約数和(自身を除く): 44238760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 6619, 13238, 26476, 33095, 46333, 52952, 66190, 92666, 105904, 132380, 185332, 231665, 264760, 324331, 370664, 463330, 529520, 648662, 741328, 926660, 1297324, 1621655, 1853320, 2594648, 3243310, 3706640, 5189296, 6486620, 12973240, 25946480]

約数ペア:

[(1, 25946480), (2, 12973240), (4, 6486620), (5, 5189296), (7, 3706640), (8, 3243310), (10, 2594648), (14, 1853320), (16, 1621655), (20, 1297324), (28, 926660), (35, 741328), (40, 648662), (49, 529520), (56, 463330), (70, 370664), (80, 324331), (98, 264760), (112, 231665), (140, 185332), (196, 132380), (245, 105904), (280, 92666), (392, 66190), (490, 52952), (560, 46333), (784, 33095), (980, 26476), (1960, 13238), (3920, 6619)]