25459540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{727}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 57238272

約数和(自身を除く): 31778732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 103, 170, 206, 340, 412, 515, 727, 1030, 1454, 1751, 2060, 2908, 3502, 3635, 7004, 7270, 8755, 12359, 14540, 17510, 24718, 35020, 49436, 61795, 74881, 123590, 149762, 247180, 299524, 374405, 748810, 1272977, 1497620, 2545954, 5091908, 6364885, 12729770, 25459540]

約数ペア:

[(1, 25459540), (2, 12729770), (4, 6364885), (5, 5091908), (10, 2545954), (17, 1497620), (20, 1272977), (34, 748810), (68, 374405), (85, 299524), (103, 247180), (170, 149762), (206, 123590), (340, 74881), (412, 61795), (515, 49436), (727, 35020), (1030, 24718), (1454, 17510), (1751, 14540), (2060, 12359), (2908, 8755), (3502, 7270), (3635, 7004)]