25453260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{20201}}^1$

素因数の和:20223

約数の個数: 72

約数和(自身を含む): 88242336

約数和(自身を除く): 62789076

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 20201, 40402, 60603, 80804, 101005, 121206, 141407, 181809, 202010, 242412, 282814, 303015, 363618, 404020, 424221, 565628, 606030, 707035, 727236, 848442, 909045, 1212060, 1272663, 1414070, 1696884, 1818090, 2121105, 2545326, 2828140, 3636180, 4242210, 5090652, 6363315, 8484420, 12726630, 25453260]

約数ペア:

[(1, 25453260), (2, 12726630), (3, 8484420), (4, 6363315), (5, 5090652), (6, 4242210), (7, 3636180), (9, 2828140), (10, 2545326), (12, 2121105), (14, 1818090), (15, 1696884), (18, 1414070), (20, 1272663), (21, 1212060), (28, 909045), (30, 848442), (35, 727236), (36, 707035), (42, 606030), (45, 565628), (60, 424221), (63, 404020), (70, 363618), (84, 303015), (90, 282814), (105, 242412), (126, 202010), (140, 181809), (180, 141407), (210, 121206), (252, 101005), (315, 80804), (420, 60603), (630, 40402), (1260, 20201)]