61631596

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 128386944

約数和(自身を除く): 66755348

約数列:

[1, 2, 4, 13, 17, 26, 31, 34, 52, 62, 68, 124, 169, 173, 221, 338, 346, 403, 442, 527, 676, 692, 806, 884, 1054, 1612, 2108, 2249, 2873, 2941, 4498, 5239, 5363, 5746, 5882, 6851, 8996, 10478, 10726, 11492, 11764, 13702, 20956, 21452, 27404, 29237, 38233, 58474, 69719, 76466, 89063, 91171, 116948, 139438, 152932, 178126, 182342, 278876, 356252, 364684, 497029, 906347, 994058, 1185223, 1812694, 1988116, 2370446, 3625388, 4740892, 15407899, 30815798, 61631596]

約数ペア:

[(1, 61631596), (2, 30815798), (4, 15407899), (13, 4740892), (17, 3625388), (26, 2370446), (31, 1988116), (34, 1812694), (52, 1185223), (62, 994058), (68, 906347), (124, 497029), (169, 364684), (173, 356252), (221, 278876), (338, 182342), (346, 178126), (403, 152932), (442, 139438), (527, 116948), (676, 91171), (692, 89063), (806, 76466), (884, 69719), (1054, 58474), (1612, 38233), (2108, 29237), (2249, 27404), (2873, 21452), (2941, 20956), (4498, 13702), (5239, 11764), (5363, 11492), (5746, 10726), (5882, 10478), (6851, 8996)]