25988580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:203

約数の個数: 192

約数和(自身を含む): 90720000

約数和(自身を除く): 64731420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 27, 30, 34, 36, 38, 45, 51, 54, 57, 60, 68, 76, 85, 90, 95, 102, 108, 114, 135, 149, 153, 170, 171, 180, 190, 204, 228, 255, 270, 285, 298, 306, 323, 340, 342, 380, 447, 459, 510, 513, 540, 570, 596, 612, 646, 684, 745, 765, 855, 894, 918, 969, 1020, 1026, 1140, 1292, 1341, 1490, 1530, 1615, 1710, 1788, 1836, 1938, 2052, 2235, 2295, 2533, 2565, 2682, 2831, 2907, 2980, 3060, 3230, 3420, 3876, 4023, 4470, 4590, 4845, 5066, 5130, 5364, 5662, 5814, 6460, 6705, 7599, 8046, 8493, 8721, 8940, 9180, 9690, 10132, 10260, 11324, 11628, 12665, 13410, 14155, 14535, 15198, 16092, 16986, 17442, 19380, 20115, 22797, 25330, 25479, 26820, 28310, 29070, 30396, 33972, 34884, 37995, 40230, 42465, 43605, 45594, 48127, 50660, 50958, 56620, 58140, 68391, 75990, 76437, 80460, 84930, 87210, 91188, 96254, 101916, 113985, 127395, 136782, 144381, 151980, 152874, 169860, 174420, 192508, 227970, 240635, 254790, 273564, 288762, 305748, 341955, 382185, 433143, 455940, 481270, 509580, 577524, 683910, 721905, 764370, 866286, 962540, 1299429, 1367820, 1443810, 1528740, 1732572, 2165715, 2598858, 2887620, 4331430, 5197716, 6497145, 8662860, 12994290, 25988580]

約数ペア:

[(1, 25988580), (2, 12994290), (3, 8662860), (4, 6497145), (5, 5197716), (6, 4331430), (9, 2887620), (10, 2598858), (12, 2165715), (15, 1732572), (17, 1528740), (18, 1443810), (19, 1367820), (20, 1299429), (27, 962540), (30, 866286), (34, 764370), (36, 721905), (38, 683910), (45, 577524), (51, 509580), (54, 481270), (57, 455940), (60, 433143), (68, 382185), (76, 341955), (85, 305748), (90, 288762), (95, 273564), (102, 254790), (108, 240635), (114, 227970), (135, 192508), (149, 174420), (153, 169860), (170, 152874), (171, 151980), (180, 144381), (190, 136782), (204, 127395), (228, 113985), (255, 101916), (270, 96254), (285, 91188), (298, 87210), (306, 84930), (323, 80460), (340, 76437), (342, 75990), (380, 68391), (447, 58140), (459, 56620), (510, 50958), (513, 50660), (540, 48127), (570, 45594), (596, 43605), (612, 42465), (646, 40230), (684, 37995), (745, 34884), (765, 33972), (855, 30396), (894, 29070), (918, 28310), (969, 26820), (1020, 25479), (1026, 25330), (1140, 22797), (1292, 20115), (1341, 19380), (1490, 17442), (1530, 16986), (1615, 16092), (1710, 15198), (1788, 14535), (1836, 14155), (1938, 13410), (2052, 12665), (2235, 11628), (2295, 11324), (2533, 10260), (2565, 10132), (2682, 9690), (2831, 9180), (2907, 8940), (2980, 8721), (3060, 8493), (3230, 8046), (3420, 7599), (3876, 6705), (4023, 6460), (4470, 5814), (4590, 5662), (4845, 5364), (5066, 5130)]