25297920

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{61}}^1$

素因数の和:98

約数の個数: 220

約数和(自身を含む): 92139564

約数和(自身を除く): 66841644

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 61, 64, 72, 80, 81, 90, 96, 108, 120, 122, 128, 135, 144, 160, 162, 180, 183, 192, 216, 240, 244, 256, 270, 288, 305, 320, 324, 360, 366, 384, 405, 432, 480, 488, 512, 540, 549, 576, 610, 640, 648, 720, 732, 768, 810, 864, 915, 960, 976, 1024, 1080, 1098, 1152, 1220, 1280, 1296, 1440, 1464, 1536, 1620, 1647, 1728, 1830, 1920, 1952, 2160, 2196, 2304, 2440, 2560, 2592, 2745, 2880, 2928, 3072, 3240, 3294, 3456, 3660, 3840, 3904, 4320, 4392, 4608, 4880, 4941, 5120, 5184, 5490, 5760, 5856, 6480, 6588, 6912, 7320, 7680, 7808, 8235, 8640, 8784, 9216, 9760, 9882, 10368, 10980, 11520, 11712, 12960, 13176, 13824, 14640, 15360, 15616, 16470, 17280, 17568, 19520, 19764, 20736, 21960, 23040, 23424, 24705, 25920, 26352, 27648, 29280, 31232, 32940, 34560, 35136, 39040, 39528, 41472, 43920, 46080, 46848, 49410, 51840, 52704, 58560, 62464, 65880, 69120, 70272, 78080, 79056, 82944, 87840, 93696, 98820, 103680, 105408, 117120, 131760, 138240, 140544, 156160, 158112, 175680, 187392, 197640, 207360, 210816, 234240, 263520, 281088, 312320, 316224, 351360, 395280, 414720, 421632, 468480, 527040, 562176, 632448, 702720, 790560, 843264, 936960, 1054080, 1264896, 1405440, 1581120, 1686528, 2108160, 2529792, 2810880, 3162240, 4216320, 5059584, 6324480, 8432640, 12648960, 25297920]

約数ペア:

[(1, 25297920), (2, 12648960), (3, 8432640), (4, 6324480), (5, 5059584), (6, 4216320), (8, 3162240), (9, 2810880), (10, 2529792), (12, 2108160), (15, 1686528), (16, 1581120), (18, 1405440), (20, 1264896), (24, 1054080), (27, 936960), (30, 843264), (32, 790560), (36, 702720), (40, 632448), (45, 562176), (48, 527040), (54, 468480), (60, 421632), (61, 414720), (64, 395280), (72, 351360), (80, 316224), (81, 312320), (90, 281088), (96, 263520), (108, 234240), (120, 210816), (122, 207360), (128, 197640), (135, 187392), (144, 175680), (160, 158112), (162, 156160), (180, 140544), (183, 138240), (192, 131760), (216, 117120), (240, 105408), (244, 103680), (256, 98820), (270, 93696), (288, 87840), (305, 82944), (320, 79056), (324, 78080), (360, 70272), (366, 69120), (384, 65880), (405, 62464), (432, 58560), (480, 52704), (488, 51840), (512, 49410), (540, 46848), (549, 46080), (576, 43920), (610, 41472), (640, 39528), (648, 39040), (720, 35136), (732, 34560), (768, 32940), (810, 31232), (864, 29280), (915, 27648), (960, 26352), (976, 25920), (1024, 24705), (1080, 23424), (1098, 23040), (1152, 21960), (1220, 20736), (1280, 19764), (1296, 19520), (1440, 17568), (1464, 17280), (1536, 16470), (1620, 15616), (1647, 15360), (1728, 14640), (1830, 13824), (1920, 13176), (1952, 12960), (2160, 11712), (2196, 11520), (2304, 10980), (2440, 10368), (2560, 9882), (2592, 9760), (2745, 9216), (2880, 8784), (2928, 8640), (3072, 8235), (3240, 7808), (3294, 7680), (3456, 7320), (3660, 6912), (3840, 6588), (3904, 6480), (4320, 5856), (4392, 5760), (4608, 5490), (4880, 5184), (4941, 5120)]