25203640

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{167}}^1$

素因数の和:210

約数の個数: 128

約数和(自身を含む): 72576000

約数和(自身を除く): 47372360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 167, 196, 220, 245, 280, 308, 334, 343, 385, 392, 440, 490, 539, 616, 668, 686, 770, 835, 980, 1078, 1169, 1336, 1372, 1540, 1670, 1715, 1837, 1960, 2156, 2338, 2695, 2744, 3080, 3340, 3430, 3674, 3773, 4312, 4676, 5390, 5845, 6680, 6860, 7348, 7546, 8183, 9185, 9352, 10780, 11690, 12859, 13720, 14696, 15092, 16366, 18370, 18865, 21560, 23380, 25718, 30184, 32732, 36740, 37730, 40915, 46760, 51436, 57281, 64295, 65464, 73480, 75460, 81830, 90013, 102872, 114562, 128590, 150920, 163660, 180026, 229124, 257180, 286405, 327320, 360052, 450065, 458248, 514360, 572810, 630091, 720104, 900130, 1145620, 1260182, 1800260, 2291240, 2520364, 3150455, 3600520, 5040728, 6300910, 12601820, 25203640]

約数ペア:

[(1, 25203640), (2, 12601820), (4, 6300910), (5, 5040728), (7, 3600520), (8, 3150455), (10, 2520364), (11, 2291240), (14, 1800260), (20, 1260182), (22, 1145620), (28, 900130), (35, 720104), (40, 630091), (44, 572810), (49, 514360), (55, 458248), (56, 450065), (70, 360052), (77, 327320), (88, 286405), (98, 257180), (110, 229124), (140, 180026), (154, 163660), (167, 150920), (196, 128590), (220, 114562), (245, 102872), (280, 90013), (308, 81830), (334, 75460), (343, 73480), (385, 65464), (392, 64295), (440, 57281), (490, 51436), (539, 46760), (616, 40915), (668, 37730), (686, 36740), (770, 32732), (835, 30184), (980, 25718), (1078, 23380), (1169, 21560), (1336, 18865), (1372, 18370), (1540, 16366), (1670, 15092), (1715, 14696), (1837, 13720), (1960, 12859), (2156, 11690), (2338, 10780), (2695, 9352), (2744, 9185), (3080, 8183), (3340, 7546), (3430, 7348), (3674, 6860), (3773, 6680), (4312, 5845), (4676, 5390)]