25838120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8389}}^1$

素因数の和:8418

約数の個数: 64

約数和(自身を含む): 72489600

約数和(自身を除く): 46651480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 8389, 16778, 33556, 41945, 58723, 67112, 83890, 92279, 117446, 167780, 184558, 234892, 293615, 335560, 369116, 461395, 469784, 587230, 645953, 738232, 922790, 1174460, 1291906, 1845580, 2348920, 2583812, 3229765, 3691160, 5167624, 6459530, 12919060, 25838120]

約数ペア:

[(1, 25838120), (2, 12919060), (4, 6459530), (5, 5167624), (7, 3691160), (8, 3229765), (10, 2583812), (11, 2348920), (14, 1845580), (20, 1291906), (22, 1174460), (28, 922790), (35, 738232), (40, 645953), (44, 587230), (55, 469784), (56, 461395), (70, 369116), (77, 335560), (88, 293615), (110, 234892), (140, 184558), (154, 167780), (220, 117446), (280, 92279), (308, 83890), (385, 67112), (440, 58723), (616, 41945), (770, 33556), (1540, 16778), (3080, 8389)]