26728520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1049}}^1$

素因数の和:1087

約数の個数: 96

約数和(自身を含む): 75411000

約数和(自身を除く): 48682480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1049, 1274, 1820, 1960, 2098, 2548, 3185, 3640, 4196, 5096, 5245, 6370, 7343, 8392, 10490, 12740, 13637, 14686, 20980, 25480, 27274, 29372, 36715, 41960, 51401, 54548, 58744, 68185, 73430, 95459, 102802, 109096, 136370, 146860, 190918, 205604, 257005, 272740, 293720, 381836, 411208, 477295, 514010, 545480, 668213, 763672, 954590, 1028020, 1336426, 1909180, 2056040, 2672852, 3341065, 3818360, 5345704, 6682130, 13364260, 26728520]

約数ペア:

[(1, 26728520), (2, 13364260), (4, 6682130), (5, 5345704), (7, 3818360), (8, 3341065), (10, 2672852), (13, 2056040), (14, 1909180), (20, 1336426), (26, 1028020), (28, 954590), (35, 763672), (40, 668213), (49, 545480), (52, 514010), (56, 477295), (65, 411208), (70, 381836), (91, 293720), (98, 272740), (104, 257005), (130, 205604), (140, 190918), (182, 146860), (196, 136370), (245, 109096), (260, 102802), (280, 95459), (364, 73430), (392, 68185), (455, 58744), (490, 54548), (520, 51401), (637, 41960), (728, 36715), (910, 29372), (980, 27274), (1049, 25480), (1274, 20980), (1820, 14686), (1960, 13637), (2098, 12740), (2548, 10490), (3185, 8392), (3640, 7343), (4196, 6370), (5096, 5245)]