25571756

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 53281536

約数和(自身を除く): 27709780

約数列:

[1, 2, 4, 7, 14, 28, 43, 67, 86, 134, 172, 268, 301, 317, 469, 602, 634, 938, 1204, 1268, 1876, 2219, 2881, 4438, 5762, 8876, 11524, 13631, 20167, 21239, 27262, 40334, 42478, 54524, 80668, 84956, 95417, 148673, 190834, 297346, 381668, 594692, 913277, 1826554, 3653108, 6392939, 12785878, 25571756]

約数ペア:

[(1, 25571756), (2, 12785878), (4, 6392939), (7, 3653108), (14, 1826554), (28, 913277), (43, 594692), (67, 381668), (86, 297346), (134, 190834), (172, 148673), (268, 95417), (301, 84956), (317, 80668), (469, 54524), (602, 42478), (634, 40334), (938, 27262), (1204, 21239), (1268, 20167), (1876, 13631), (2219, 11524), (2881, 8876), (4438, 5762)]