25388860

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{3701}}^1$

素因数の和:3731

約数の個数: 48

約数和(自身を含む): 62193600

約数和(自身を除く): 36804740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 3701, 6860, 7402, 14804, 18505, 25907, 37010, 51814, 74020, 103628, 129535, 181349, 259070, 362698, 518140, 725396, 906745, 1269443, 1813490, 2538886, 3626980, 5077772, 6347215, 12694430, 25388860]

約数ペア:

[(1, 25388860), (2, 12694430), (4, 6347215), (5, 5077772), (7, 3626980), (10, 2538886), (14, 1813490), (20, 1269443), (28, 906745), (35, 725396), (49, 518140), (70, 362698), (98, 259070), (140, 181349), (196, 129535), (245, 103628), (343, 74020), (490, 51814), (686, 37010), (980, 25907), (1372, 18505), (1715, 14804), (3430, 7402), (3701, 6860)]