81184272

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{463}}^1$

素因数の和:768

約数の個数: 80

約数和(自身を含む): 227152128

約数和(自身を除く): 145967856

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 281, 312, 463, 562, 624, 843, 926, 1124, 1389, 1686, 1852, 2248, 2778, 3372, 3653, 3704, 4496, 5556, 6019, 6744, 7306, 7408, 10959, 11112, 12038, 13488, 14612, 18057, 21918, 22224, 24076, 29224, 36114, 43836, 48152, 58448, 72228, 87672, 96304, 130103, 144456, 175344, 260206, 288912, 390309, 520412, 780618, 1040824, 1561236, 1691339, 2081648, 3122472, 3382678, 5074017, 6244944, 6765356, 10148034, 13530712, 20296068, 27061424, 40592136, 81184272]

約数ペア:

[(1, 81184272), (2, 40592136), (3, 27061424), (4, 20296068), (6, 13530712), (8, 10148034), (12, 6765356), (13, 6244944), (16, 5074017), (24, 3382678), (26, 3122472), (39, 2081648), (48, 1691339), (52, 1561236), (78, 1040824), (104, 780618), (156, 520412), (208, 390309), (281, 288912), (312, 260206), (463, 175344), (562, 144456), (624, 130103), (843, 96304), (926, 87672), (1124, 72228), (1389, 58448), (1686, 48152), (1852, 43836), (2248, 36114), (2778, 29224), (3372, 24076), (3653, 22224), (3704, 21918), (4496, 18057), (5556, 14612), (6019, 13488), (6744, 12038), (7306, 11112), (7408, 10959)]