81556272

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{80909}}^1$

素因数の和:80930

約数の個数: 60

約数和(自身を含む): 260853840

約数和(自身を除く): 179297568

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 80909, 161818, 242727, 323636, 485454, 566363, 647272, 728181, 970908, 1132726, 1294544, 1456362, 1699089, 1941816, 2265452, 2912724, 3398178, 3883632, 4530904, 5097267, 5825448, 6796356, 9061808, 10194534, 11650896, 13592712, 20389068, 27185424, 40778136, 81556272]

約数ペア:

[(1, 81556272), (2, 40778136), (3, 27185424), (4, 20389068), (6, 13592712), (7, 11650896), (8, 10194534), (9, 9061808), (12, 6796356), (14, 5825448), (16, 5097267), (18, 4530904), (21, 3883632), (24, 3398178), (28, 2912724), (36, 2265452), (42, 1941816), (48, 1699089), (56, 1456362), (63, 1294544), (72, 1132726), (84, 970908), (112, 728181), (126, 647272), (144, 566363), (168, 485454), (252, 323636), (336, 242727), (504, 161818), (1008, 80909)]