25556400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:284

約数の個数: 180

約数和(自身を含む): 91948480

約数和(自身を除く): 66392080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 31, 36, 40, 45, 48, 50, 60, 62, 72, 75, 80, 90, 93, 100, 120, 124, 144, 150, 155, 180, 186, 200, 225, 229, 240, 248, 279, 300, 310, 360, 372, 400, 450, 458, 465, 496, 558, 600, 620, 687, 720, 744, 775, 900, 916, 930, 1116, 1145, 1200, 1240, 1374, 1395, 1488, 1550, 1800, 1832, 1860, 2061, 2232, 2290, 2325, 2480, 2748, 2790, 3100, 3435, 3600, 3664, 3720, 4122, 4464, 4580, 4650, 5496, 5580, 5725, 6200, 6870, 6975, 7099, 7440, 8244, 9160, 9300, 10305, 10992, 11160, 11450, 12400, 13740, 13950, 14198, 16488, 17175, 18320, 18600, 20610, 21297, 22320, 22900, 27480, 27900, 28396, 32976, 34350, 35495, 37200, 41220, 42594, 45800, 51525, 54960, 55800, 56792, 63891, 68700, 70990, 82440, 85188, 91600, 103050, 106485, 111600, 113584, 127782, 137400, 141980, 164880, 170376, 177475, 206100, 212970, 255564, 274800, 283960, 319455, 340752, 354950, 412200, 425940, 511128, 532425, 567920, 638910, 709900, 824400, 851880, 1022256, 1064850, 1277820, 1419800, 1597275, 1703760, 2129700, 2555640, 2839600, 3194550, 4259400, 5111280, 6389100, 8518800, 12778200, 25556400]

約数ペア:

[(1, 25556400), (2, 12778200), (3, 8518800), (4, 6389100), (5, 5111280), (6, 4259400), (8, 3194550), (9, 2839600), (10, 2555640), (12, 2129700), (15, 1703760), (16, 1597275), (18, 1419800), (20, 1277820), (24, 1064850), (25, 1022256), (30, 851880), (31, 824400), (36, 709900), (40, 638910), (45, 567920), (48, 532425), (50, 511128), (60, 425940), (62, 412200), (72, 354950), (75, 340752), (80, 319455), (90, 283960), (93, 274800), (100, 255564), (120, 212970), (124, 206100), (144, 177475), (150, 170376), (155, 164880), (180, 141980), (186, 137400), (200, 127782), (225, 113584), (229, 111600), (240, 106485), (248, 103050), (279, 91600), (300, 85188), (310, 82440), (360, 70990), (372, 68700), (400, 63891), (450, 56792), (458, 55800), (465, 54960), (496, 51525), (558, 45800), (600, 42594), (620, 41220), (687, 37200), (720, 35495), (744, 34350), (775, 32976), (900, 28396), (916, 27900), (930, 27480), (1116, 22900), (1145, 22320), (1200, 21297), (1240, 20610), (1374, 18600), (1395, 18320), (1488, 17175), (1550, 16488), (1800, 14198), (1832, 13950), (1860, 13740), (2061, 12400), (2232, 11450), (2290, 11160), (2325, 10992), (2480, 10305), (2748, 9300), (2790, 9160), (3100, 8244), (3435, 7440), (3600, 7099), (3664, 6975), (3720, 6870), (4122, 6200), (4464, 5725), (4580, 5580), (4650, 5496)]