81096028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1039}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 163072000

約数和(自身を除く): 81975972

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 79, 158, 247, 316, 494, 988, 1027, 1039, 1501, 2054, 2078, 3002, 4108, 4156, 6004, 13507, 19513, 19741, 27014, 39026, 39482, 54028, 78052, 78964, 82081, 164162, 256633, 328324, 513266, 1026532, 1067053, 1559539, 2134106, 3119078, 4268212, 6238156, 20274007, 40548014, 81096028]

約数ペア:

[(1, 81096028), (2, 40548014), (4, 20274007), (13, 6238156), (19, 4268212), (26, 3119078), (38, 2134106), (52, 1559539), (76, 1067053), (79, 1026532), (158, 513266), (247, 328324), (316, 256633), (494, 164162), (988, 82081), (1027, 78964), (1039, 78052), (1501, 54028), (2054, 39482), (2078, 39026), (3002, 27014), (4108, 19741), (4156, 19513), (6004, 13507)]