91315240

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{6359}}^1$

素因数の和:6729

約数の個数: 32

約数和(自身を含む): 206064000

約数和(自身を除く): 114748760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 1436, 1795, 2872, 3590, 6359, 7180, 12718, 14360, 25436, 31795, 50872, 63590, 127180, 254360, 2282881, 4565762, 9131524, 11414405, 18263048, 22828810, 45657620, 91315240]

約数ペア:

[(1, 91315240), (2, 45657620), (4, 22828810), (5, 18263048), (8, 11414405), (10, 9131524), (20, 4565762), (40, 2282881), (359, 254360), (718, 127180), (1436, 63590), (1795, 50872), (2872, 31795), (3590, 25436), (6359, 14360), (7180, 12718)]