25064536

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 30922664

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 89, 94, 107, 178, 188, 214, 329, 356, 376, 428, 623, 658, 712, 749, 856, 1246, 1316, 1498, 2492, 2632, 2996, 4183, 4984, 5029, 5992, 8366, 9523, 10058, 16732, 19046, 20116, 29281, 33464, 35203, 38092, 40232, 58562, 66661, 70406, 76184, 117124, 133322, 140812, 234248, 266644, 281624, 447581, 533288, 895162, 1790324, 3133067, 3580648, 6266134, 12532268, 25064536]

約数ペア:

[(1, 25064536), (2, 12532268), (4, 6266134), (7, 3580648), (8, 3133067), (14, 1790324), (28, 895162), (47, 533288), (56, 447581), (89, 281624), (94, 266644), (107, 234248), (178, 140812), (188, 133322), (214, 117124), (329, 76184), (356, 70406), (376, 66661), (428, 58562), (623, 40232), (658, 38092), (712, 35203), (749, 33464), (856, 29281), (1246, 20116), (1316, 19046), (1498, 16732), (2492, 10058), (2632, 9523), (2996, 8366), (4183, 5992), (4984, 5029)]