25940480

素因数分解:

$2^9\times 5^1\times {\mathrm{10133}}^1$

素因数の和:10156

約数の個数: 40

約数和(自身を含む): 62202492

約数和(自身を除く): 36262012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 10133, 20266, 40532, 50665, 81064, 101330, 162128, 202660, 324256, 405320, 648512, 810640, 1297024, 1621280, 2594048, 3242560, 5188096, 6485120, 12970240, 25940480]

約数ペア:

[(1, 25940480), (2, 12970240), (4, 6485120), (5, 5188096), (8, 3242560), (10, 2594048), (16, 1621280), (20, 1297024), (32, 810640), (40, 648512), (64, 405320), (80, 324256), (128, 202660), (160, 162128), (256, 101330), (320, 81064), (512, 50665), (640, 40532), (1280, 20266), (2560, 10133)]