55253380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4337}}^1$

素因数の和:4373

約数の個数: 72

約数和(自身を含む): 145392408

約数和(自身を除く): 90139028

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 4337, 6370, 8674, 12740, 17348, 21685, 30359, 43370, 56381, 60718, 86740, 112762, 121436, 151795, 212513, 225524, 281905, 303590, 394667, 425026, 563810, 607180, 789334, 850052, 1062565, 1127620, 1578668, 1973335, 2125130, 2762669, 3946670, 4250260, 5525338, 7893340, 11050676, 13813345, 27626690, 55253380]

約数ペア:

[(1, 55253380), (2, 27626690), (4, 13813345), (5, 11050676), (7, 7893340), (10, 5525338), (13, 4250260), (14, 3946670), (20, 2762669), (26, 2125130), (28, 1973335), (35, 1578668), (49, 1127620), (52, 1062565), (65, 850052), (70, 789334), (91, 607180), (98, 563810), (130, 425026), (140, 394667), (182, 303590), (196, 281905), (245, 225524), (260, 212513), (364, 151795), (455, 121436), (490, 112762), (637, 86740), (910, 60718), (980, 56381), (1274, 43370), (1820, 30359), (2548, 21685), (3185, 17348), (4337, 12740), (6370, 8674)]