70721144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1549}}^1$

素因数の和:2007

約数の個数: 32

約数和(自身を含む): 143220000

約数和(自身を除く): 72498856

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 439, 878, 1549, 1756, 3098, 3512, 5707, 6196, 11414, 12392, 20137, 22828, 40274, 45656, 80548, 161096, 680011, 1360022, 2720044, 5440088, 8840143, 17680286, 35360572, 70721144]

約数ペア:

[(1, 70721144), (2, 35360572), (4, 17680286), (8, 8840143), (13, 5440088), (26, 2720044), (52, 1360022), (104, 680011), (439, 161096), (878, 80548), (1549, 45656), (1756, 40274), (3098, 22828), (3512, 20137), (5707, 12392), (6196, 11414)]