289457675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{8171}}^1$

素因数の和:8303

約数の個数: 24

約数和(自身を含む): 390131280

約数和(自身を除く): 100673605

約数列:

[1, 5, 13, 25, 65, 109, 325, 545, 1417, 2725, 7085, 8171, 35425, 40855, 106223, 204275, 531115, 890639, 2655575, 4453195, 11578307, 22265975, 57891535, 289457675]

約数ペア:

[(1, 289457675), (5, 57891535), (13, 22265975), (25, 11578307), (65, 4453195), (109, 2655575), (325, 890639), (545, 531115), (1417, 204275), (2725, 106223), (7085, 40855), (8171, 35425)]