66469208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 141523200

約数和(自身を除く): 75053992

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 53, 62, 104, 106, 124, 212, 248, 389, 403, 424, 689, 778, 806, 1378, 1556, 1612, 1643, 2756, 3112, 3224, 3286, 5057, 5512, 6572, 10114, 12059, 13144, 20228, 20617, 21359, 24118, 40456, 41234, 42718, 48236, 82468, 85436, 96472, 156767, 164936, 170872, 268021, 313534, 536042, 627068, 639127, 1072084, 1254136, 1278254, 2144168, 2556508, 5113016, 8308651, 16617302, 33234604, 66469208]

約数ペア:

[(1, 66469208), (2, 33234604), (4, 16617302), (8, 8308651), (13, 5113016), (26, 2556508), (31, 2144168), (52, 1278254), (53, 1254136), (62, 1072084), (104, 639127), (106, 627068), (124, 536042), (212, 313534), (248, 268021), (389, 170872), (403, 164936), (424, 156767), (689, 96472), (778, 85436), (806, 82468), (1378, 48236), (1556, 42718), (1612, 41234), (1643, 40456), (2756, 24118), (3112, 21359), (3224, 20617), (3286, 20228), (5057, 13144), (5512, 12059), (6572, 10114)]