25727940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{2917}}^1$

素因数の和:2946

約数の個数: 108

約数和(自身を含む): 90813996

約数和(自身を除く): 65086056

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2917, 2940, 4410, 5834, 8751, 8820, 11668, 14585, 17502, 20419, 26253, 29170, 35004, 40838, 43755, 52506, 58340, 61257, 81676, 87510, 102095, 105012, 122514, 131265, 142933, 175020, 183771, 204190, 245028, 262530, 285866, 306285, 367542, 408380, 428799, 525060, 571732, 612570, 714665, 735084, 857598, 918855, 1225140, 1286397, 1429330, 1715196, 1837710, 2143995, 2572794, 2858660, 3675420, 4287990, 5145588, 6431985, 8575980, 12863970, 25727940]

約数ペア:

[(1, 25727940), (2, 12863970), (3, 8575980), (4, 6431985), (5, 5145588), (6, 4287990), (7, 3675420), (9, 2858660), (10, 2572794), (12, 2143995), (14, 1837710), (15, 1715196), (18, 1429330), (20, 1286397), (21, 1225140), (28, 918855), (30, 857598), (35, 735084), (36, 714665), (42, 612570), (45, 571732), (49, 525060), (60, 428799), (63, 408380), (70, 367542), (84, 306285), (90, 285866), (98, 262530), (105, 245028), (126, 204190), (140, 183771), (147, 175020), (180, 142933), (196, 131265), (210, 122514), (245, 105012), (252, 102095), (294, 87510), (315, 81676), (420, 61257), (441, 58340), (490, 52506), (588, 43755), (630, 40838), (735, 35004), (882, 29170), (980, 26253), (1260, 20419), (1470, 17502), (1764, 14585), (2205, 11668), (2917, 8820), (2940, 8751), (4410, 5834)]