81037576

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{467}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 154440000

約数和(自身を除く): 73402424

約数列:

[1, 2, 4, 8, 109, 199, 218, 398, 436, 467, 796, 872, 934, 1592, 1868, 3736, 21691, 43382, 50903, 86764, 92933, 101806, 173528, 185866, 203612, 371732, 407224, 743464, 10129697, 20259394, 40518788, 81037576]

約数ペア:

[(1, 81037576), (2, 40518788), (4, 20259394), (8, 10129697), (109, 743464), (199, 407224), (218, 371732), (398, 203612), (436, 185866), (467, 173528), (796, 101806), (872, 92933), (934, 86764), (1592, 50903), (1868, 43382), (3736, 21691)]