90457770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{231943}}^1$

素因数の和:231966

約数の個数: 32

約数和(自身を含む): 233799552

約数和(自身を除く): 143341782

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 231943, 463886, 695829, 1159715, 1391658, 2319430, 3015259, 3479145, 6030518, 6958290, 9045777, 15076295, 18091554, 30152590, 45228885, 90457770]

約数ペア:

[(1, 90457770), (2, 45228885), (3, 30152590), (5, 18091554), (6, 15076295), (10, 9045777), (13, 6958290), (15, 6030518), (26, 3479145), (30, 3015259), (39, 2319430), (65, 1391658), (78, 1159715), (130, 695829), (195, 463886), (390, 231943)]