80220816

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{42853}}^1$

素因数の和:42880

約数の個数: 60

約数和(自身を含む): 241782268

約数和(自身を除く): 161561452

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 42853, 85706, 128559, 171412, 257118, 342824, 385677, 514236, 557089, 685648, 771354, 1028472, 1114178, 1542708, 1671267, 2056944, 2228356, 3085416, 3342534, 4456712, 5013801, 6170832, 6685068, 8913424, 10027602, 13370136, 20055204, 26740272, 40110408, 80220816]

約数ペア:

[(1, 80220816), (2, 40110408), (3, 26740272), (4, 20055204), (6, 13370136), (8, 10027602), (9, 8913424), (12, 6685068), (13, 6170832), (16, 5013801), (18, 4456712), (24, 3342534), (26, 3085416), (36, 2228356), (39, 2056944), (48, 1671267), (52, 1542708), (72, 1114178), (78, 1028472), (104, 771354), (117, 685648), (144, 557089), (156, 514236), (208, 385677), (234, 342824), (312, 257118), (468, 171412), (624, 128559), (936, 85706), (1872, 42853)]