200306560

素因数分解:

$2^7\times 5^1\times {\mathrm{312979}}^1$

素因数の和:312998

約数の個数: 32

約数和(自身を含む): 478859400

約数和(自身を除く): 278552840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 312979, 625958, 1251916, 1564895, 2503832, 3129790, 5007664, 6259580, 10015328, 12519160, 20030656, 25038320, 40061312, 50076640, 100153280, 200306560]

約数ペア:

[(1, 200306560), (2, 100153280), (4, 50076640), (5, 40061312), (8, 25038320), (10, 20030656), (16, 12519160), (20, 10015328), (32, 6259580), (40, 5007664), (64, 3129790), (80, 2503832), (128, 1564895), (160, 1251916), (320, 625958), (640, 312979)]