84861140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6661}}^1$

素因数の和:6697

約数の個数: 72

約数和(自身を含む): 223283592

約数和(自身を除く): 138422452

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, 6370, 6661, 12740, 13322, 26644, 33305, 46627, 66610, 86593, 93254, 133220, 173186, 186508, 233135, 326389, 346372, 432965, 466270, 606151, 652778, 865930, 932540, 1212302, 1305556, 1631945, 1731860, 2424604, 3030755, 3263890, 4243057, 6061510, 6527780, 8486114, 12123020, 16972228, 21215285, 42430570, 84861140]

約数ペア:

[(1, 84861140), (2, 42430570), (4, 21215285), (5, 16972228), (7, 12123020), (10, 8486114), (13, 6527780), (14, 6061510), (20, 4243057), (26, 3263890), (28, 3030755), (35, 2424604), (49, 1731860), (52, 1631945), (65, 1305556), (70, 1212302), (91, 932540), (98, 865930), (130, 652778), (140, 606151), (182, 466270), (196, 432965), (245, 346372), (260, 326389), (364, 233135), (455, 186508), (490, 173186), (637, 133220), (910, 93254), (980, 86593), (1274, 66610), (1820, 46627), (2548, 33305), (3185, 26644), (6370, 13322), (6661, 12740)]