25427580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:383

約数の個数: 96

約数和(自身を含む): 76458816

約数和(自身を除く): 51031236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 97, 102, 170, 194, 204, 255, 257, 291, 340, 388, 485, 510, 514, 582, 771, 970, 1020, 1028, 1164, 1285, 1455, 1542, 1649, 1940, 2570, 2910, 3084, 3298, 3855, 4369, 4947, 5140, 5820, 6596, 7710, 8245, 8738, 9894, 13107, 15420, 16490, 17476, 19788, 21845, 24735, 24929, 26214, 32980, 43690, 49470, 49858, 52428, 65535, 74787, 87380, 98940, 99716, 124645, 131070, 149574, 249290, 262140, 299148, 373935, 423793, 498580, 747870, 847586, 1271379, 1495740, 1695172, 2118965, 2542758, 4237930, 5085516, 6356895, 8475860, 12713790, 25427580]

約数ペア:

[(1, 25427580), (2, 12713790), (3, 8475860), (4, 6356895), (5, 5085516), (6, 4237930), (10, 2542758), (12, 2118965), (15, 1695172), (17, 1495740), (20, 1271379), (30, 847586), (34, 747870), (51, 498580), (60, 423793), (68, 373935), (85, 299148), (97, 262140), (102, 249290), (170, 149574), (194, 131070), (204, 124645), (255, 99716), (257, 98940), (291, 87380), (340, 74787), (388, 65535), (485, 52428), (510, 49858), (514, 49470), (582, 43690), (771, 32980), (970, 26214), (1020, 24929), (1028, 24735), (1164, 21845), (1285, 19788), (1455, 17476), (1542, 16490), (1649, 15420), (1940, 13107), (2570, 9894), (2910, 8738), (3084, 8245), (3298, 7710), (3855, 6596), (4369, 5820), (4947, 5140)]