25757280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:629

約数の個数: 144

約数和(自身を含む): 90889344

約数和(自身を除く): 65132064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 577, 620, 720, 744, 930, 992, 1116, 1154, 1240, 1395, 1440, 1488, 1731, 1860, 2232, 2308, 2480, 2790, 2885, 2976, 3462, 3720, 4464, 4616, 4960, 5193, 5580, 5770, 6924, 7440, 8655, 8928, 9232, 10386, 11160, 11540, 13848, 14880, 17310, 17887, 18464, 20772, 22320, 23080, 25965, 27696, 34620, 35774, 41544, 44640, 46160, 51930, 53661, 55392, 69240, 71548, 83088, 89435, 92320, 103860, 107322, 138480, 143096, 160983, 166176, 178870, 207720, 214644, 268305, 276960, 286192, 321966, 357740, 415440, 429288, 536610, 572384, 643932, 715480, 804915, 830880, 858576, 1073220, 1287864, 1430960, 1609830, 1717152, 2146440, 2575728, 2861920, 3219660, 4292880, 5151456, 6439320, 8585760, 12878640, 25757280]

約数ペア:

[(1, 25757280), (2, 12878640), (3, 8585760), (4, 6439320), (5, 5151456), (6, 4292880), (8, 3219660), (9, 2861920), (10, 2575728), (12, 2146440), (15, 1717152), (16, 1609830), (18, 1430960), (20, 1287864), (24, 1073220), (30, 858576), (31, 830880), (32, 804915), (36, 715480), (40, 643932), (45, 572384), (48, 536610), (60, 429288), (62, 415440), (72, 357740), (80, 321966), (90, 286192), (93, 276960), (96, 268305), (120, 214644), (124, 207720), (144, 178870), (155, 166176), (160, 160983), (180, 143096), (186, 138480), (240, 107322), (248, 103860), (279, 92320), (288, 89435), (310, 83088), (360, 71548), (372, 69240), (465, 55392), (480, 53661), (496, 51930), (558, 46160), (577, 44640), (620, 41544), (720, 35774), (744, 34620), (930, 27696), (992, 25965), (1116, 23080), (1154, 22320), (1240, 20772), (1395, 18464), (1440, 17887), (1488, 17310), (1731, 14880), (1860, 13848), (2232, 11540), (2308, 11160), (2480, 10386), (2790, 9232), (2885, 8928), (2976, 8655), (3462, 7440), (3720, 6924), (4464, 5770), (4616, 5580), (4960, 5193)]