25752760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{547}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 63918720

約数和(自身を除く): 38165960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 214, 220, 428, 440, 535, 547, 856, 1070, 1094, 1177, 2140, 2188, 2354, 2735, 4280, 4376, 4708, 5470, 5885, 6017, 9416, 10940, 11770, 12034, 21880, 23540, 24068, 30085, 47080, 48136, 58529, 60170, 117058, 120340, 234116, 240680, 292645, 468232, 585290, 643819, 1170580, 1287638, 2341160, 2575276, 3219095, 5150552, 6438190, 12876380, 25752760]

約数ペア:

[(1, 25752760), (2, 12876380), (4, 6438190), (5, 5150552), (8, 3219095), (10, 2575276), (11, 2341160), (20, 1287638), (22, 1170580), (40, 643819), (44, 585290), (55, 468232), (88, 292645), (107, 240680), (110, 234116), (214, 120340), (220, 117058), (428, 60170), (440, 58529), (535, 48136), (547, 47080), (856, 30085), (1070, 24068), (1094, 23540), (1177, 21880), (2140, 12034), (2188, 11770), (2354, 10940), (2735, 9416), (4280, 6017), (4376, 5885), (4708, 5470)]