265460390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{3539}}^1$

素因数の和:4136

約数の個数: 32

約数和(自身を含む): 515622240

約数和(自身を除く): 250161850

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 577, 1154, 2885, 3539, 5770, 7078, 7501, 15002, 17695, 35390, 37505, 46007, 75010, 92014, 230035, 460070, 2042003, 4084006, 10210015, 20420030, 26546039, 53092078, 132730195, 265460390]

約数ペア:

[(1, 265460390), (2, 132730195), (5, 53092078), (10, 26546039), (13, 20420030), (26, 10210015), (65, 4084006), (130, 2042003), (577, 460070), (1154, 230035), (2885, 92014), (3539, 75010), (5770, 46007), (7078, 37505), (7501, 35390), (15002, 17695)]