51584260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4049}}^1$

素因数の和:4085

約数の個数: 72

約数和(自身を含む): 135739800

約数和(自身を除く): 84155540

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, 4049, 6370, 8098, 12740, 16196, 20245, 28343, 40490, 52637, 56686, 80980, 105274, 113372, 141715, 198401, 210548, 263185, 283430, 368459, 396802, 526370, 566860, 736918, 793604, 992005, 1052740, 1473836, 1842295, 1984010, 2579213, 3684590, 3968020, 5158426, 7369180, 10316852, 12896065, 25792130, 51584260]

約数ペア:

[(1, 51584260), (2, 25792130), (4, 12896065), (5, 10316852), (7, 7369180), (10, 5158426), (13, 3968020), (14, 3684590), (20, 2579213), (26, 1984010), (28, 1842295), (35, 1473836), (49, 1052740), (52, 992005), (65, 793604), (70, 736918), (91, 566860), (98, 526370), (130, 396802), (140, 368459), (182, 283430), (196, 263185), (245, 210548), (260, 198401), (364, 141715), (455, 113372), (490, 105274), (637, 80980), (910, 56686), (980, 52637), (1274, 40490), (1820, 28343), (2548, 20245), (3185, 16196), (4049, 12740), (6370, 8098)]