80672228

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{4523}}^1$

素因数の和:4561

約数の個数: 48

約数和(自身を含む): 177340800

約数和(自身を除く): 96668572

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 1274, 1372, 2548, 4459, 4523, 8918, 9046, 17836, 18092, 31661, 58799, 63322, 117598, 126644, 221627, 235196, 411593, 443254, 823186, 886508, 1551389, 1646372, 2881151, 3102778, 5762302, 6205556, 11524604, 20168057, 40336114, 80672228]

約数ペア:

[(1, 80672228), (2, 40336114), (4, 20168057), (7, 11524604), (13, 6205556), (14, 5762302), (26, 3102778), (28, 2881151), (49, 1646372), (52, 1551389), (91, 886508), (98, 823186), (182, 443254), (196, 411593), (343, 235196), (364, 221627), (637, 126644), (686, 117598), (1274, 63322), (1372, 58799), (2548, 31661), (4459, 18092), (4523, 17836), (8918, 9046)]