81453944

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{5477}}^1$

素因数の和:5520

約数の個数: 48

約数和(自身を含む): 180445320

約数和(自身を除く): 98991376

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 169, 286, 338, 572, 676, 1144, 1352, 1859, 3718, 5477, 7436, 10954, 14872, 21908, 43816, 60247, 71201, 120494, 142402, 240988, 284804, 481976, 569608, 783211, 925613, 1566422, 1851226, 3132844, 3702452, 6265688, 7404904, 10181743, 20363486, 40726972, 81453944]

約数ペア:

[(1, 81453944), (2, 40726972), (4, 20363486), (8, 10181743), (11, 7404904), (13, 6265688), (22, 3702452), (26, 3132844), (44, 1851226), (52, 1566422), (88, 925613), (104, 783211), (143, 569608), (169, 481976), (286, 284804), (338, 240988), (572, 142402), (676, 120494), (1144, 71201), (1352, 60247), (1859, 43816), (3718, 21908), (5477, 14872), (7436, 10954)]