25743060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{20431}}^1$

素因数の和:20453

約数の個数: 72

約数和(自身を含む): 89246976

約数和(自身を除く): 63503916

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, 20431, 40862, 61293, 81724, 102155, 122586, 143017, 183879, 204310, 245172, 286034, 306465, 367758, 408620, 429051, 572068, 612930, 715085, 735516, 858102, 919395, 1225860, 1287153, 1430170, 1716204, 1838790, 2145255, 2574306, 2860340, 3677580, 4290510, 5148612, 6435765, 8581020, 12871530, 25743060]

約数ペア:

[(1, 25743060), (2, 12871530), (3, 8581020), (4, 6435765), (5, 5148612), (6, 4290510), (7, 3677580), (9, 2860340), (10, 2574306), (12, 2145255), (14, 1838790), (15, 1716204), (18, 1430170), (20, 1287153), (21, 1225860), (28, 919395), (30, 858102), (35, 735516), (36, 715085), (42, 612930), (45, 572068), (60, 429051), (63, 408620), (70, 367758), (84, 306465), (90, 286034), (105, 245172), (126, 204310), (140, 183879), (180, 143017), (210, 122586), (252, 102155), (315, 81724), (420, 61293), (630, 40862), (1260, 20431)]