25095680

素因数分解:

$2^9\times 5^1\times {\mathrm{9803}}^1$

素因数の和:9826

約数の個数: 40

約数和(自身を含む): 60176952

約数和(自身を除く): 35081272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 9803, 19606, 39212, 49015, 78424, 98030, 156848, 196060, 313696, 392120, 627392, 784240, 1254784, 1568480, 2509568, 3136960, 5019136, 6273920, 12547840, 25095680]

約数ペア:

[(1, 25095680), (2, 12547840), (4, 6273920), (5, 5019136), (8, 3136960), (10, 2509568), (16, 1568480), (20, 1254784), (32, 784240), (40, 627392), (64, 392120), (80, 313696), (128, 196060), (160, 156848), (256, 98030), (320, 78424), (512, 49015), (640, 39212), (1280, 19606), (2560, 9803)]