80457208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1723}}^1$

素因数の和:2191

約数の個数: 32

約数和(自身を含む): 162918000

約数和(自身を除く): 82460792

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 449, 898, 1723, 1796, 3446, 3592, 5837, 6892, 11674, 13784, 22399, 23348, 44798, 46696, 89596, 179192, 773627, 1547254, 3094508, 6189016, 10057151, 20114302, 40228604, 80457208]

約数ペア:

[(1, 80457208), (2, 40228604), (4, 20114302), (8, 10057151), (13, 6189016), (26, 3094508), (52, 1547254), (104, 773627), (449, 179192), (898, 89596), (1723, 46696), (1796, 44798), (3446, 23348), (3592, 22399), (5837, 13784), (6892, 11674)]