84647870

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{719}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 155882880

約数和(自身を除く): 71235010

約数列:

[1, 2, 5, 10, 61, 122, 193, 305, 386, 610, 719, 965, 1438, 1930, 3595, 7190, 11773, 23546, 43859, 58865, 87718, 117730, 138767, 219295, 277534, 438590, 693835, 1387670, 8464787, 16929574, 42323935, 84647870]

約数ペア:

[(1, 84647870), (2, 42323935), (5, 16929574), (10, 8464787), (61, 1387670), (122, 693835), (193, 438590), (305, 277534), (386, 219295), (610, 138767), (719, 117730), (965, 87718), (1438, 58865), (1930, 43859), (3595, 23546), (7190, 11773)]