287342025

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{347}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 486927168

約数和(自身を除く): 199585143

約数列:

[1, 3, 5, 15, 25, 61, 75, 181, 183, 305, 347, 543, 905, 915, 1041, 1525, 1735, 2715, 4525, 4575, 5205, 8675, 11041, 13575, 21167, 26025, 33123, 55205, 62807, 63501, 105835, 165615, 188421, 276025, 314035, 317505, 529175, 828075, 942105, 1570175, 1587525, 3831227, 4710525, 11493681, 19156135, 57468405, 95780675, 287342025]

約数ペア:

[(1, 287342025), (3, 95780675), (5, 57468405), (15, 19156135), (25, 11493681), (61, 4710525), (75, 3831227), (181, 1587525), (183, 1570175), (305, 942105), (347, 828075), (543, 529175), (905, 317505), (915, 314035), (1041, 276025), (1525, 188421), (1735, 165615), (2715, 105835), (4525, 63501), (4575, 62807), (5205, 55205), (8675, 33123), (11041, 26025), (13575, 21167)]