6443840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1549}}^1$

素因数の和:1579

約数の個数: 56

約数和(自身を含む): 16535400

約数和(自身を除く): 10091560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 1549, 2080, 3098, 4160, 6196, 7745, 12392, 15490, 20137, 24784, 30980, 40274, 49568, 61960, 80548, 99136, 100685, 123920, 161096, 201370, 247840, 322192, 402740, 495680, 644384, 805480, 1288768, 1610960, 3221920, 6443840]

約数ペア:

[(1, 6443840), (2, 3221920), (4, 1610960), (5, 1288768), (8, 805480), (10, 644384), (13, 495680), (16, 402740), (20, 322192), (26, 247840), (32, 201370), (40, 161096), (52, 123920), (64, 100685), (65, 99136), (80, 80548), (104, 61960), (130, 49568), (160, 40274), (208, 30980), (260, 24784), (320, 20137), (416, 15490), (520, 12392), (832, 7745), (1040, 6196), (1549, 4160), (2080, 3098)]