81753256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{4073}}^1$

素因数の和:4285

約数の個数: 32

約数和(自身を含む): 165974760

約数和(自身を除く): 84221504

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193, 386, 772, 1544, 2509, 4073, 5018, 8146, 10036, 16292, 20072, 32584, 52949, 105898, 211796, 423592, 786089, 1572178, 3144356, 6288712, 10219157, 20438314, 40876628, 81753256]

約数ペア:

[(1, 81753256), (2, 40876628), (4, 20438314), (8, 10219157), (13, 6288712), (26, 3144356), (52, 1572178), (104, 786089), (193, 423592), (386, 211796), (772, 105898), (1544, 52949), (2509, 32584), (4073, 20072), (5018, 16292), (8146, 10036)]