157089280

素因数分解:

$2^9\times 5^1\times {\mathrm{61363}}^1$

素因数の和:61386

約数の個数: 40

約数和(自身を含む): 376652232

約数和(自身を除く): 219562952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 61363, 122726, 245452, 306815, 490904, 613630, 981808, 1227260, 1963616, 2454520, 3927232, 4909040, 7854464, 9818080, 15708928, 19636160, 31417856, 39272320, 78544640, 157089280]

約数ペア:

[(1, 157089280), (2, 78544640), (4, 39272320), (5, 31417856), (8, 19636160), (10, 15708928), (16, 9818080), (20, 7854464), (32, 4909040), (40, 3927232), (64, 2454520), (80, 1963616), (128, 1227260), (160, 981808), (256, 613630), (320, 490904), (512, 306815), (640, 245452), (1280, 122726), (2560, 61363)]