13331173120

素因数分解:

$2^8\times 5^1\times {\mathrm{10414979}}^1$

素因数の和:10415000

約数の個数: 36

約数和(自身を含む): 31932328680

約数和(自身を除く): 18601155560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 10414979, 20829958, 41659916, 52074895, 83319832, 104149790, 166639664, 208299580, 333279328, 416599160, 666558656, 833198320, 1333117312, 1666396640, 2666234624, 3332793280, 6665586560, 13331173120]

約数ペア:

[(1, 13331173120), (2, 6665586560), (4, 3332793280), (5, 2666234624), (8, 1666396640), (10, 1333117312), (16, 833198320), (20, 666558656), (32, 416599160), (40, 333279328), (64, 208299580), (80, 166639664), (128, 104149790), (160, 83319832), (256, 52074895), (320, 41659916), (640, 20829958), (1280, 10414979)]